- Aluminum, for BSA threaded 68/70mm bottom bracket shell
- Compatible with all road Hollowtech II cranks
- BB Shell Thread: British
- BB Shell Width: 68mm
- BB Bearing: Steel
- Crank Spindle Diameter: 24mm
- Interface: Hollowtech II
SHIMANO 英式啤呤中心-BB-RS501-BSA / SHIMANO BEARING BB SET-BB-RS501-BSA
正常價格
$128.00