American padlock model 2000. Model 2000 features: Unique, one-piece solid body design with locking bolt, 2-7/8" (72mm) wide, Reinforced Die Cast body, Boron Shackle, A = 3/8" (10mm), B = 1-9/32" (15mm),C = 1-23/32" (43mm), 6-pin APT2001 cylinder. Six pin tumbler cylinder for maximum security. Since the lock has no external shackle, it cannot be attacked by using standard bolt cutters. Supplied Keyed Different, or Keyed Alike to stock key codes. Special Keying to customer keys codes available for quick ship, or factory order. Quick ship normally leaves our warehouse in 1-2 days. Factory orders ship in approx 3-4 weeks.