Shimano SM-BB71 Road Press Fit Bottom Bracket
The Shimano BB71 Road Press Fit Bottom Bracket is a high-quality Ultegra level bottom bracket component for use with Shimano HollowTech II road chainsets.
The cups in this road bike bottom bracket are made from a fibre reinforced polymer material, which reduces the risk of frame noise and damage and the set includes left and right-hand cups, inner cover, and inner O-rings.
- Sealed cups keep out dirt and water
- Compatible with 86.5mm wide bottom bracket shells
- 41mm cup diameter
- Easy press-fit installation