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High Security

  • Master Lock 6121 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-1/8in (54mm) Wide-Keyed-Master Lock-MasterLocks.com

    Master Lock 6121 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-1/8in (54mm) Wide

    Master Lock
    from $25.76

    The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

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  • Master Lock 6125 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-3/8in (60mm) Wide-Keyed-Master Lock-Black-Keyed Alike-6125KA-MasterLocks.com

    Master Lock 6125 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-3/8in (60mm) Wide

    Master Lock
    from $37.95

    The Master Lock No. 6125KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

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  • Master Lock 6127 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-5/8in (67mm) Wide-Keyed-Master Lock-Black-Keyed Alike-6127KA-MasterLocks.com

    Master Lock 6127 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-5/8in (67mm) Wide

    Master Lock
    from $34.65

    The Master Lock No. 6127KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

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  • Master Lock 6321 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-1/8in (54mm) Wide-Keyed-Master Lock-Keyed Different-3/4in (19mm)-6321-MasterLocks.com

    Master Lock 6321 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-1/8in (54mm) Wide

    Master Lock
    from $44.96

    The Master Lock No. 6321KA ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-1/8in (54mm) heav...

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  • Master Lock 6325 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-3/8in (60mm) Wide-Keyed-Master Lock-Keyed Different-3/4in (19mm)-6325-MasterLocks.com

    Master Lock 6325 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-3/8in (60mm) Wide

    Master Lock
    from $53.19

    The Master Lock No. 6325 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-3/8in (60mm) heavy...

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  • Master Lock 6327 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-5/8in (67mm) Wide-Keyed-Master Lock-Keyed Different-3/4in (19mm)-6327-MasterLocks.com

    Master Lock 6327 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-5/8in (67mm) Wide

    Master Lock
    from $61.34

    The Master Lock No. 6327 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-5/8in (67mm) heavy...

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  • Master Lock 7045 ProSeries® Shrouded Solid Steel Rekeyable Padlock 1-3/4in (44mm) Wide-Keyed-Master Lock-Keyed Different-1-3/16in (30mm)-7045-MasterLocks.com

    Master Lock 7045 ProSeries® Shrouded Solid Steel Rekeyable Padlock 1-3/4in (44mm) Wide

    Master Lock
    from $52.10

    The Master Lock No. 7045 ProSeries® Shrouded Padlock features a 1-3/4in (44mm) heavy hardened steel body with chrome rustproofing and a 1-3/16in ...

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  • Master Lock 6271 ProSeries® Reinforced Zinc Die-Cast Hidden Shackle Rekeyable Padlock 2-7/8in (73mm) Wide-Keyed-Master Lock-Keyed Different-19/32in (15mm)-6271-MasterLocks.com

    Master Lock 6271 ProSeries® Reinforced Zinc Die-Cast Hidden Shackle Rekeyable Padlock 2-7/8in (73mm) Wide

    Master Lock
    from $35.62

    NOTICE: This product has an extended lead time and orders might not ship until May 2021. The Master Lock No. 6271 ProSeries® Hidden Shackle Padlo...

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  • Master Lock 770 9in (23cm) Long Solid Steel Hidden Shackle Padlock Hasp-Other Security Device-Master Lock-770-MasterLocks.com

    Master Lock 770 9in (23cm) Long Solid Steel Hidden Shackle Padlock Hasp

    Master Lock
    Original price $43.36
    Current price $36.14

    The Master Lock No. 770 Hasp features a 9in (23cm) wide by 4-1/2in (11cm) high solid steel hasp to withstand forcible attacks and defeat att...

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  • American Lock A700 Solid Steel Rekeyable Padlock, Chrome Plated 2-1/2in (64mm) Wide-Keyed-American Lock-Keyed Different-A700-MasterLocks.com

    American Lock A700 Solid Steel Rekeyable Padlock, Chrome Plated 2-1/2in (64mm) Wide

    American Lock
    from $45.28

    The American Lock No. A700KA Solid Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/2in (64mm) wide case ...

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  • American Lock A701 2-1/2in (64mm) Solid Steel Rekeyable Padlock, Chrome Plated, with 2in (51mm) Shackle-Keyed-American Lock-MasterLocks.com

    American Lock A701 2-1/2in (64mm) Solid Steel Rekeyable Padlock, Chrome Plated, with 2in (51mm) Shackle

    American Lock
    from $47.33

    The American Lock No. A701KA Solid Steel Padlock , Keyed Alike – multiple locks open with the same key – features a 2-1/2in (64mm) wide case...

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  • Master Lock 6230 ProSeries® Solid Steel Rekeyable Padlock 2-1/2in (64mm) Wide-Keyed-Master Lock-Keyed Different-1-1/8in (29mm)-6230-MasterLocks.com

    Master Lock 6230 ProSeries® Solid Steel Rekeyable Padlock 2-1/2in (64mm) Wide

    Master Lock
    from $43.01

    The Master Lock No. 6230KA ProSeries® Solid Body Padlock, Keyed Alike – multiple locks open with the same key – features a 2-1/2in (64mm) ro...

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  • American Lock AH10 Solid Steel Rekeyable Blade Tumbler Padlock 2in (51mm) Wide-Keyed-American Lock-Keyed Different-AH10-MasterLocks.com

    American Lock AH10 Solid Steel Rekeyable Blade Tumbler Padlock 2in (51mm) Wide

    American Lock
    from $50.55

    The American Lock No. AH10KA Solid Steel padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide case hard...

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  • Master Lock 7040 ProSeries® Solid Steel Rekeyable Padlock 1-3/4in (44mm) Wide-Keyed-Master Lock-Keyed Different-1-3/16in (30mm)-7040-MasterLocks.com

    Master Lock 7040 ProSeries® Solid Steel Rekeyable Padlock 1-3/4in (44mm) Wide

    Master Lock
    from $23.66

    The Master Lock No. 7040KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 1-3/4in (44mm) heavy h...

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  • Master Lock 7050 ProSeries® Solid Steel Rekeyable Padlock 2in (51mm) Wide-Keyed-Master Lock-Keyed Different-1-1/2in (37mm)-7050-MasterLocks.com

    Master Lock 7050 ProSeries® Solid Steel Rekeyable Padlock 2in (51mm) Wide

    Master Lock
    from $32.56

    The Master Lock No. 7050KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 2in (51mm) wide h...

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  • American Lock A5570 Solid Brass Padlock 2in (51mm) Wide-Keyed-American Lock-Keyed Different-A5570-MasterLocks.com

    American Lock A5570 Solid Brass Padlock 2in (51mm) Wide

    American Lock
    from $31.28

    The American Lock No. A5570KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide solid br...

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  • American Lock A5571 2in (51mm) Solid Brass Padlock with 2in (51mm) Shackle-Keyed-American Lock-Keyed Different-A5571-MasterLocks.com

    American Lock A5571 2in (51mm) Solid Brass Padlock with 2in (51mm) Shackle

    American Lock
    from $34.08

    The American Lock No. A5571KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide solid br...

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  • American Lock A5572 2in (51mm) Solid Brass Padlock with 3in (76mm) Shackle

    American Lock
    from $37.73

    The American Lock No. A5570KA Solid Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide solid brass b...

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  • American Lock AL50 Solid Brass Blade Tumbler Padlock 1-3/4in (44mm) Wide-Keyed-American Lock-Keyed Different-AL50-MasterLocks.com

    American Lock AL50 Solid Brass Blade Tumbler Padlock 1-3/4in (44mm) Wide

    American Lock
    from $51.90

    The American Lock No. AL50KA Solid Brass Blade Tumbler Cylinder Padlock, Keyed Alike – multiple locks open with the same key – features a 1-...

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  • American Lock AL51 1-3/4in (44mm) Solid Brass Blade Tumbler Padlock with 2in (51mm) Shackle-Keyed-American Lock-Keyed Different-AL51-MasterLocks.com

    American Lock AL51 1-3/4in (44mm) Solid Brass Blade Tumbler Padlock with 2in (51mm) Shackle

    American Lock
    from $35.62

    The American Lock No. AL51KA Solid Brass Blade Tumbler Cylinder Padlock, keyed alike – multiple locks open with the same key – features a 1-...

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  • American Lock AL52 1-3/4in (44mm) Solid Brass Blade Tumbler Padlock with 3in (76mm) Shackle-Keyed-American Lock-Keyed Different-AL52-MasterLocks.com

    American Lock AL52 1-3/4in (44mm) Solid Brass Blade Tumbler Padlock with 3in (76mm) Shackle

    American Lock
    from $57.45

    The American Lock No. AL52KA Solid Brass Blade Tumbler Cylinder Padlock, Keyed Alike – multiple locks open with the same key – features a 1-...

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  • Master Lock 6830 ProSeries® Solid Brass Rekeyable Padlock 1-9/16in (40mm) Wide-Keyed-Master Lock-Keyed Different-3in (76mm)-6830LT-MasterLocks.com

    Master Lock 6830 ProSeries® Solid Brass Rekeyable Padlock 1-9/16in (40mm) Wide

    Master Lock
    from $11.39

    The Master Lock No. 6830KA ProSeries® Solid Body Padlock, keyed alike - multiple locks open with the same key – features a 1-9/16in (40mm) wide s...

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  • Master Lock 6840 ProSeries® Solid Brass Rekeyable Padlock 1-3/4in (44mm) Wide-Keyed-Master Lock-Keyed Different-1-3/16in (30mm)-6840-MasterLocks.com

    Master Lock 6840 ProSeries® Solid Brass Rekeyable Padlock 1-3/4in (44mm) Wide

    Master Lock
    from $30.53

    The Master Lock No. 6840KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide so...

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  • Master Lock 6850 ProSeries® Solid Brass Rekeyable Padlock 2in (51mm) Wide-Keyed-Master Lock-Keyed Different-1-1/2in (37mm)-6850-MasterLocks.com

    Master Lock 6850 ProSeries® Solid Brass Rekeyable Padlock 2in (51mm) Wide

    Master Lock
    from $36.75

    The Master Lock No. 6850KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 2in (51mm) wide b...

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