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Master #311 Weather-Resistant Padlock - Keyed Alike


  • 1-9/16" (40mm) wide laminated steel body for superior strength.
  • 3/8" shackle with either 1", 1-1/2" or 2" clearance (PLEASE SELECT BELOW).
  • High-tech thermoplastic shell designed to withstand the elements.
  • Hardened steel shackle with molded cover (except on 1-1/2" shackle).
  • Ideal for all outdoor applications.

MSRP = $14.10 / $15.96 for 1-1/2: shackle / $17.25 for 2" shackle

Uses a Master K1 Key and can be matched to many other Master Lock products in our inventory: see our section on "Keyed-Alike Locks".
Master K1 Keyway Comes with 2 Keys

Add to Cart:

  • Model: MA-311KA
  • Shipping Weight: 0.5lbs
  • Manufactured by: Master Lock

Please Choose:

If ordering more than 1 of these locks



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