Master Lock Heavy Duty Outdoor Combination Lock, Resettable, 2 in. Shackle

The Master Lock M176XDLHCCSEN Heavy Duty Outdoor Combination Lock, Resettable, features a 2 in. (51 mm.) wide zinc die-cast body for strength and reliability. Octagonal lock shackle is 3/8 in. (10 mm.) wide in diameter and is 2 in. (51 mm.) long and made of Tough-Cut boron-carbide, 50% harder than hardened steel, offering maximum resistance from cutting and sawing. Combination lock roller pin cylinder provides maximum pick and pry resistance. Lock dial cover offers superior weather protection, and reinforced body bumper protects against scratches. Combination lock includes set your own combination and the added convenience of a back up key. Master Lock's Lifetime Guarantee provides peace of mind from a brand you can trust.