Shimano Dura-Ace R9100 Hollowtech II English Bottom Bracket. Shimano Dura-Ace BB92 BB9000 Hollowtech II Bottom Brackets
- TECH SPECS
Bottom Bracket Shell I.D. | 1.37 |
BB/Frame Interface | English |
BB Shell Width (mm) | 68 |
Weight | 65 |
Spindle Interface Type | Shimano Hollowtech II |
Defined Color | Black |