Shimano Ultegra BB72, BBR60 Hollowtech II Bottom Brackets
Specifications:
- Defined Color: Black
- Weight: 77
- Bottom Bracket Shell I.D.: 1.37
- Spindle Interface Type: Shimano Hollowtech II
- BB Shell Width (mm): 68
- BB Shell Width (mm)_10: 68
- BB/Frame Interface: English
- BB/Frame Interface_11: English
