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SM-BB72-41 Bottom Bracket
SHIMANO ULTEGRA - Bottom Bracket - Press Fit - HOLLOWTECH II - 86.5 mm shell width
With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.
FEATURE:
- Optimum power transfer
- Lightweight maintains efficiency
- DURA-ACE proven 4-arm design: Same stiffness and lighter weight
- 14 g 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
- Weight: 69 g
SKU: SM-BB72-41
***These are OEM Shimano Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in retail packaging.***
Shimano Ultegra / 105 SM-BB72-41B Press Fit HOLLOWTECH II 86.5mm Bottom Bracket
SKU: SM-BB72-41