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Master Lock M1STS Commercial Magnum Padlock

  • M1 STS MK 3KEY LZ3

    M1 STS MK 3KEY LZ3

    $18.28 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    3
    Bump Stop
    Not Included
    Shackle Length
    1" Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS MK LF NOKEY LZ2

    M1 STS MK LF NOKEY LZ2

    $16.87 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    0
    Bump Stop
    Not Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS MK LF CN WP4 LZ2

    M1 STS MK LF CN WP4 LZ2

    $25.29 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Not Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS MK LJ WP4 LZ2

    M1 STS MK LJ WP4 LZ2

    $22.96 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Not Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS N LJ WP4 NOKEY LZ2

    M1 STS N LJ WP4 NOKEY LZ2

    $18.20 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    0
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS N KA LJ WP4 3KEY LZ4

    M1 STS N KA LJ WP4 3KEY LZ4

    $26.67 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    3
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS N KA LJ CN WP4 LZ2

    M1 STS N KA LJ CN WP4 LZ2

    $23.75 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS N MK CN WP4 3KEY LZ2

    M1 STS N MK CN WP4 3KEY LZ2

    $27.76 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    3
    Bump Stop
    Included
    Shackle Length
    1" Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS KAMK LF CN WP4 1KEY

    M1 STS KAMK LF CN WP4 1KEY

    $22.26 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    1
    Bump Stop
    Not Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Not Included
    More Details

  • M1 STS LF 1KEY LZ4

    M1 STS LF 1KEY LZ4

    $16.35 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    1
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS LJ 3KEY LZ4

    M1 STS LJ 3KEY LZ4

    $17.78 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    3
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS KA LJ 1KEY LZ3

    M1 STS KA LJ 1KEY LZ3

    $15.97 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    1
    Bump Stop
    Not Included
    Keying
    Keyed Alike
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS MK LJ WP4 4KEY LZ4

    M1 STS MK LJ WP4 4KEY LZ4

    $31.34 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    4
    Bump Stop
    Not Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS MK LJ CN WP4 4KEY LZ3

    M1 STS MK LJ CN WP4 4KEY LZ3

    $32.61 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    4
    Bump Stop
    Not Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS KAMK CN WP4 LZ1

    M1 STS KAMK CN WP4 LZ1

    $23.62 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Not Included
    Shackle Length
    1" Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 1 area
    More Details

  • M1 STS KAMK LF W2K NOKEY LZ1

    M1 STS KAMK LF W2K NOKEY LZ1

    $16.28 42% Off

    Number of Key
    0
    Bump Stop
    Not Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 1 area
    More Details

  • M1 STS KAMK LF CN W2K 3KEY LZ3

    M1 STS KAMK LF CN W2K 3KEY LZ3

    $22.62 42% Off

    Number of Key
    3
    Bump Stop
    Not Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS KAMK LJ WP4 4KEY LZ3

    M1 STS KAMK LJ WP4 4KEY LZ3

    $30.75 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    4
    Bump Stop
    Not Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS N KA LJ NOKEY LZ3

    M1 STS N KA LJ NOKEY LZ3

    $16.62 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    0
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS N MK LJ 4KEY LZ3

    M1 STS N MK LJ 4KEY LZ3

    $21.42 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    4
    Bump Stop
    Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS N MK LJ WP4 NOKEY LZ3

    M1 STS N MK LJ WP4 NOKEY LZ3

    $22.59 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    0
    Bump Stop
    Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS N KAMK LJ CN W2K 1KEY LZ4

    M1 STS N KAMK LJ CN W2K 1KEY LZ4

    $23.59 42% Off

    Number of Key
    1
    Bump Stop
    Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS MK LJ CN WP4 NOKEY

    M1 STS MK LJ CN WP4 NOKEY

    $20.64 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    0
    Bump Stop
    Not Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Not Included
    More Details

  • M1 STS KAMK LJ W2K

    M1 STS KAMK LJ W2K

    $15.23 42% Off

    Number of Key
    2
    Bump Stop
    Not Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Not Included
    More Details

  • M1 STS N LJ WP4

    M1 STS N LJ WP4

    $17.94 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Not Included
    More Details

  • M1 STS KA LF WP4 3KEY LZ1

    M1 STS KA LF WP4 3KEY LZ1

    $21.92 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    3
    Bump Stop
    Not Included
    Keying
    Keyed Alike
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 1 area
    More Details

  • M1 STS N LJ CN WP4 4KEY LZ2

    M1 STS N LJ CN WP4 4KEY LZ2

    $28.87 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    4
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS N KA CN NOKEY LZ1

    M1 STS N KA CN NOKEY LZ1

    $15.29 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    0
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1" Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 1 area
    More Details

  • M1 STS N KAMK LF W2K LZ4

    M1 STS N KAMK LF W2K LZ4

    $20.80 42% Off

    Number of Key
    2
    Bump Stop
    Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS LF WP4

    M1 STS LF WP4

    $17.06 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Not Included
    More Details

  • M1 STS CN NOKEY LZ2

    M1 STS CN NOKEY LZ2

    $15.25 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    0
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1" Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS KA LJ CN WP4 LZ2

    M1 STS KA LJ CN WP4 LZ2

    $23.10 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Not Included
    Keying
    Keyed Alike
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS MK CN 1KEY LZ4

    M1 STS MK CN 1KEY LZ4

    $20.93 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    1
    Bump Stop
    Not Included
    Shackle Length
    1" Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS KAMK LF CN 1KEY LZ2

    M1 STS KAMK LF CN 1KEY LZ2

    $20.13 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    1
    Bump Stop
    Not Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS N LF WP4 4KEY LZ4

    M1 STS N LF WP4 4KEY LZ4

    $28.66 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    4
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS N KAMK W2K 4KEY LZ1

    M1 STS N KAMK W2K 4KEY LZ1

    $18.23 42% Off

    Number of Key
    4
    Bump Stop
    Included
    Shackle Length
    1" Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 1 area
    More Details

  • M1 STS N KAMK WP4 1KEY LZ4

    M1 STS N KAMK WP4 1KEY LZ4

    $24.42 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    1
    Bump Stop
    Included
    Shackle Length
    1" Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS N KAMK LF CN W2K LZ4

    M1 STS N KAMK LF CN W2K LZ4

    $23.36 42% Off

    Number of Key
    2
    Bump Stop
    Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS N KAMK LJ CN WP4 LZ3

    M1 STS N KAMK LJ CN WP4 LZ3

    $28.16 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    2
    Bump Stop
    Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS KA LF CN 1KEY

    M1 STS KA LF CN 1KEY

    $14.44 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    1
    Bump Stop
    Not Included
    Keying
    Keyed Alike
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Not Included
    More Details

  • M1 STS N KAMK LJ CN W2K 3KEY

    M1 STS N KAMK LJ CN W2K 3KEY

    $19.64 42% Off

    Number of Key
    3
    Bump Stop
    Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Not Included
    More Details

  • M1 STS CN 1KEY LZ1

    M1 STS CN 1KEY LZ1

    $13.96 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    1
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1" Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 1 area
    More Details

  • M1 STS KA LF NOKEY LZ2

    M1 STS KA LF NOKEY LZ2

    $14.45 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    0
    Bump Stop
    Not Included
    Keying
    Keyed Alike
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS KAMK W2K 4KEY LZ2

    M1 STS KAMK W2K 4KEY LZ2

    $18.87 42% Off

    Number of Key
    4
    Bump Stop
    Not Included
    Shackle Length
    1" Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS KAMK CN 4KEY LZ3

    M1 STS KAMK CN 4KEY LZ3

    $22.72 42% Off

    Cylinder Type
    4-Pin W1
    Number of Key
    4
    Bump Stop
    Not Included
    Shackle Length
    1" Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • M1 STS KAMK LJ W2K 1KEY LZ4

    M1 STS KAMK LJ W2K 1KEY LZ4

    $20.38 42% Off

    Number of Key
    1
    Bump Stop
    Not Included
    Shackle Length
    2-1/2" Octagonal Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • M1 STS N WP4 3KEY LZ2

    M1 STS N WP4 3KEY LZ2

    $22.10 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    3
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    1" Boron
    Chain
    Not Included
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • M1 STS N KAMK LF CN W2K NOKEY LZ1

    M1 STS N KAMK LF CN W2K NOKEY LZ1

    $19.49 42% Off

    Number of Key
    0
    Bump Stop
    Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Laser engraved in 1 area
    More Details

  • M1 STS MK W2K

    M1 STS MK W2K

    $13.22 42% Off

    Number of Key
    2
    Bump Stop
    Not Included
    Shackle Length
    1" Boron
    Chain
    Not Included
    Custom Marking
    Not Included
    More Details

  • M1 STS MK LF CN WP4 4KEY

    M1 STS MK LF CN WP4 4KEY

    $28.52 42% Off

    Cylinder Type
    Edge Key Control 4-Pin
    Number of Key
    4
    Bump Stop
    Not Included
    Shackle Length
    1-1/2" Octagonal Boron
    Chain
    Sash Chain
    Custom Marking
    Not Included
    More Details
Showing 101 - 150 of 2760 items

Enhanced Security and Weatherability for Commercial Applications

Stronger Defense Against the Elements

The weatherability of stainless steel combined with the strength of our commercial-grade laminated padlock means enhanced security for you.

Master Lock Commercial Magnum is a laminated padlock encased in stainless steel for improved weather resistance.

Its octagonal, chrome-plated boron carbide shackle and dual-ball bearing locking mechanism provide superior strength and protection.

Commercial Magnum offers a higher level of weatherability and security for application in outdoor, corrosive and caustic environments.

Downloads

Care & Service of Master Lock Padlocks

Features

  • Octagonal boron-carbide shackle is 50% harder than hardened steel
  • Chrome-plated shackle for excellent rust resisitance
  • Stainless steel body cover for exceptional weatherability
  • Superior pry resistance with dual-ball bearing locking
  • Key to match existing 4-pin W1 systems
  • Edge® Key Control available