Ushaped lock with rubber protection and a steel lock cylinder that is resistant to manipulation. Once locked, the mechanism remains securely closed, giving you reliable protection for your bicycle. Allweather, tamperresistant design. The lock cannot be sawn, smashed, levered, or pried with heavy tools. The rubberized steel resists rust in outdoor conditions, providing durability and longlasting security. Easy to carry and store. The Ushaped design enables convenient handling and compact storage. It can be easily attached to the bicycle frame for transport and removed when not needed. Stable mounting on the bicycle. The lock can be fixed under the bicycle seat cushion or under the bicycle truss using the mounting bracket. It stays stable, simple to install, and won't shake or collide with the bicycle body. Use scenarios Urban errands: Attach the lock for quick, secure locking when you run into a for a short break, then remove it easily when you resume riding. Daily commuting in all weather: Rain or shine, the weatherproof, rustresistant design helps keep your bike protected during routine commutes. Bike touring and versatile mounting: Mount under the seat or along the frame with the bracket for secure transport during travel, and detach when not needed.