1. Durable with thick, high-quality materials and exquisite craftsmanship 2. The air nozzle, clamp spring, and chain are all electroplated, and the clamp body is sprayed black, making it resistant to rust 3. Convenient for storage: it comes with a chain loop for easy hanging, and can also be attached to the air pump nozzle 4. Two installation methods for flexible choice: featuring 8V1 threads, it can be installed on both threaded Schrader valve air pumps and non-threaded clamp-on Schrader valves 5. Suitable for Presta valves of old-fashioned bicycles, dump carts, and wheelchairs 6. Material: metal 7. Weight: about 21g (excluding accessories and packaging)
