Shimano - Shimano Ultegra SM-BB72-41B Bottom Bracket
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Details
keyboard_arrow_downFEATURES of the Shimano Ultegra SM-BB72-41B Bottom Bracket
- Lightweight maintains efficiency
- Combined with FD-6800 chain guide design to reduce chain drop
- Optimum power transfer
- Dura-ace proven 4-arm design: Same stiffness and lighter weight
- 14g lighter weight and half the friction of the SM-BB6700, while maintaining the same durability
- Variety choice of gearing: 53-39T/52-36T/50-34T/46-36T
- Press-Fit BB shell width_86mm
- Hollowtech II BB_press-fit type
- Small ball bearing
Specifications
- Average weight: 63g
- Bike type: Comfort
- Hread in or press in: Press-fit
- Shell width: 86.5mm
- Cup diameter: 41mm
- Crank interface: Press-fit
| Disclaimer | We only ship this brand to US Addresses. |
| Weight | 2.43 oz |
| Best Use | Road Biking |
Condition:
