Our bike lock is made of new high-strength alloy material, which is three times more stretchy than traditional alloys. Only 3% of all other chains available on the market use this material. Including a five-digit vehicle lock that cannot be opened without a key. Take your bike with you. Enjoy the journey. [A high quality and widely recognized product] available in the USA and Europe and recognized by many customers. We focus on making good products and creating better values for more consumers! The products are attached together. Easily attached around the bike seat. Five-digit codes. More than 10,000 entries! The PVC and our metal are anti-corrosion, permeable, shredded and cut. Protect bicycles, motorcycles, light scooters, rolling plugs, gates, fences, carts, lawn mowers, sports equipment, outdock equipment, toolboxes, ladders, etc ! No matter where you are, you don't have to worry anymore. The lock protects your assets! This 120 centimeter long lock is 20 centimeters longer than the traditional security lock on the market. This allows you to install many locks. Toolbox, headlights, fence And don't worry, the locks aren't long enough. The stability is also guaranteed by the thick layer of 12mm and a newly manufactured high-strength alloy