1The bicycle lock is equipped with 2 unique keys, you don't need to use the key to lock the bicycle, just buckle them together, lock it and use it. 2The lock can be used for bicycles, motorcycles, skateboards, scooters, trucks, gates and fences, grills and lawn mowers, sports equipment, trucks. 3The bicycle cable lock uses a rust proof zinc alloy key core, which can prevent bicycles and motorcycles from being stolen. 4The bicycle cable lock is equipped with a bracket, which can be installed on the bicycle, which is convenient to carry and use. 5The bicycle cable lock is made of strong steel wire, which has good protection and can prevent scratches.