Master Lock 6121 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-1/8in (54mm) Wide
The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive Pro Series® Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALF ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive Pro Series® Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALF ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALF ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALF ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALF ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALF ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALF ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALJ ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive Pro Series® Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALJ ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALJ ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALJ ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALJ ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALJ ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KALJ ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W6000 cylinder
 - Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications|2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Ideal for harsh outdoor conditions - exclusive Pro Series® Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Ideal for harsh outdoor conditions - exclusive Pro Series® Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments,employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications|2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Ideal for harsh outdoor conditions - exclusive Pro Series® Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LF ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/2in (38mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/2in (39mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick.
- Ideal for harsh outdoor conditions - exclusive Pro Series® Weather Tough® cover protects lock from water, ice, dirt and grime
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The blue, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Blue, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The green, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Green, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121LJ ProSeries® Weather Tough® Covered Laminated Padlock multiple locks open with the same key – features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive ProSeries® Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 2-1/2in (64mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for maximum cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The orange, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Orange, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The red, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Red, high visibility cover for distinction between departments,employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The white, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - White, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121
The Master Lock No. 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) wide heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. The exclusive cover protects this padlock from harsh elements & a high security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. The yellow, high visibility color cover provides the ability to distinguish between departments, employees, access, etc.
- Ideal for harsh outdoor conditions - exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
 - Yellow, high visibility cover for distinction between departments, employees, access, etc.
 - ProSeries® Padlocks are designed for Commercial/Industrial applications
 - 2-1/8in (54mm) heavy steel body withstands physical attack
 - 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
 - Dual ball locking mechanism resists pulling and prying
 - High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick
 
6121