1. Made of high-quality metal, with precise processing and high strength.
2. A component used to fix the front and rear axle bearings of a bicycle. They provide smooth rotation and support to reduce wheel friction and maintain the normal operation of bicycle wheels.
3. Easy to install, can be directly installed, and damaged components can be replaced.
4. Suitable for 5/16 "front hub and 3/8" rear hub.
5. Please conduct regular inspections and cleaning to ensure its proper functioning.