... your vehicle from theft, with material steel and good qulity lock.3. Compact size allows easy storage when not in use ... , small size could be storaged in car trunk.4. Suitable for lots of cars, can be used ... from theft.7. Suitable for various size of car wheels. Designed to fit 12"-15" wheels. Wheel Clamp,Wheel Locks,Wheel Clamp Car Tire Lock Antitheft