Shimano Ultegra SM-BB72-41 Bottom Bracket – Press-Fit - HOLLOWTECH II – 86.5 mm shell width

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  • Shimano Ultegra SM-BB72-41 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.

    • 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

     
    Ships FAST, from Canada!