US$ 46.00
Maximised central cut-out for perineal pressure relief and comfort
Tuned Compliance: Dropped seatstays with thin tubing absorb road shocks and vibrations
Integrated Mips Evolve Core™ technology with better rotational impact protection
25”D / cm 86 H x 42 W x 39 D
SHIMANO DURA ACE BB-R9100 ITA HOLLOWTECH II BOTTOM BRACKET over-2500 Maximised central cut-out for perinealThe SHIMANO BB R9100 DURA ACE HOLLOWTECH II bottom bracket delivers precision engineering for the FC R9100 crankset. Featuring M36 x 24T Italian thread cups, this component combines lightweight construction with exceptional stiffness for competitive performance. The HollowTech II design ensures smooth, efficient power transfer with minimal friction. Compatible with frames using Italian threaded bottom bracket shells. Requires TLFC34 or TLFC24 tool
US$ 46.00
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