• Strong Anti-theft Performance- Lock tested under sawing, cutting, hammering but stays unbreakable, each lock has 2 keys, both unique. • Compactable Design-Mounting bracket is made of reinforced plastic, can be mounted to bike. smaller in size when bike lock is folded • Extendable- Lock extends to 0.87 meter when unfolded • Made with Strong Materials - Zinc alloy inside, covered by reinforced plastic for higher security level, Weighs 1.5lbs without accessories • Package Includes Lock, Mounting Bracket, 2 Keys, 2 belt for bracket mounting and 1 instruction guide