WEATHERPROOF PADLOCK: Dual armor construction includes steel and zinc cover over laminated steel lock body for performance even in the harshest outdoor environments THEFT DETERRING PADLOCK: Padlock’s 4-pin cylinder and dual ball bearing locking send a clear message to would-be thieves and vandals: pick an easier target OCTAGONAL HARDENED SHACKLE: The shackle is the most critical defense against attacks, and the octagonal shaped shackle offers strong resistance to cutting and sawing SCRATCH RESISTANT LOCK: Protective bumper also protects surfaces from scratches and dings SAME KEY OPENS ALL LOCKS: Keyed alike padlock includes two keys that open all locks, for easy access across locked points LOCK DIMENSIONS: 1-3/4 in. (44 mm) wide lock body; 5/16 in. (8 mm) diameter shackle with 1-1/2 in. (38 mm) length, 13/16 in. (21 mm) width; Extended shackle for application flexibility