PADLOCK APPLICATION: For indoor and outdoor use; Lock is best used for storage units, garages & sheds, trailers, moving trucks and more DURABLE DESIGN: Lock includes solid steel construction and a hardened boron alloy shackle for increased strength and security MAXIMUM SECURITY: 5-pin cylinder and dual ball bearing locking mechanism provides superior pick and pry resistance; Removable cylinder to rekey your lock if needed SPECIFICATIONS: 2-1/2 in. wide lock body; 7/16 in. diameter shackle with 1-1/8 in. length, 7/8 in. width INCLUDES: One padlock, two keys