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The Master Lock No. 4LH Laminated Brass Padlock, features a 1-9/16in (40mm) wide laminated brass body offering excellent corrosion resistance, making this lock ideal for marine and other harsh environments. The 3/4in (19mm) tall, 9/32in (7mm) diameter hardened steel shackle provides excellent cut resistance. Dual ball bearings locking for maximum pry resistance and the 4-pin W1 cylinder helps prevent picking. Keyed alike padlocks available to order to match other locks with the W1 cylinder.

  • Ideal for marine and other harsh environments
  • 1-9/16in (40mm) wide laminated brass body offers excellent corrosion resistance
  • 3/4in (19mm) tall, 9/32in (7mm) diameter hardened steel shackle for superior cut resistance
  • Dual ball bearing locking for maximum pry resistance
  • Non-rekeyable, 4-pin W1 cylinder helps prevent picking