Master Lock M176XDLH Heavy Duty Outdoor Set Your Own Combination Lock, Silver, 1 Pack

Indoor and outdoor combination padlock; maximum security lock with a zinc body is best used as a gate lock, shed lock, and storage locker lock.Control method:Application.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.Control Method:Application Set your own four-digit combination lock for easy combination recall; Back-up key included for operation without the combination Lock is constructed with a zinc body and reinforced body bumper for strength and reliability; covered dials for superior weather protection Roller pin cylinder provides maximum pick and pry resistance; Tough-Cut octagonal boron-carbide shackle is 50% harder than hardened steel 2 in. (51 mm) wide lock body; 3/8 in. (10 mm) diameter shackle with 2 in. (51 mm) length, 15/16 in. (24 mm) width; extended shackle for application flexibility