High quality bicycle spare parts. 맞춤형 디자인을 수락하십시오.
Usage: Sealing bottom bracket screw can effectively prevent the bottom bracket from being affected by external water, sand, and soil, reducing its lifespan and performance.
A bike requires 2 screws.
특징:
크기: M8x15
재료: 강철
Application: Suitable for square hole central axis
