BOTTOM BRACKET, BB-R9100, RIGHT & LEFT ADAPTER(ITALIAN THREADED), W/TL-FC24

Shimano Dura-Ace BB92, BB9000 Hollowtech II Bottom Brackets

- Bottom Bracket Shell I.D.: 1.37"
- Defined Color: Black
- Weight: 65 g
- Spindle Interface Type: Shimano Hollowtech II