High security level: The bike lock uses a 5-digit numeric code with 100,000 possible combinations, which is difficult to crack and has a high level of security. You can set and reset your own combination of numbers. You can lock without a key, which is convenient and quick. Practical bike lock: You will receive 1 piece of combination lock and 1 piece of lock bracket, the length of the bike lock is 180 cm and the diameter is 12 mm. The extended steel chain can lock 2 to 3 bikes. High-quality material: The bike lock is made of high-quality steel wire and plastic, which is rust-proof, not easy to break, strong and durable, and can be used for a long time. Fat lock body, high anti-theft index. Easy to carry: The cable lock is equipped with a lock bracket, which is easy to install and can be fixed on the bike. The rolled up bike lock does not take up space and is easy to store, so you can attach the lock to the stand when not in use. Wide range of uses: combination locks are suitable for use on bicycles, motorcycles, scooters, mountain bikes, strollers , gates, fences, grills, lawn mowers, sports equipment, tool boxes, ladders etc.