Boîtier de Pédalier SHIMANO XTR SM-BB93 68/73 mm BSC SOFT-coupevent Convert to tubeless only with

Convert to tubeless only with compatible wheels and tyres

with a new FF100 composite in high-performance unidirectional fibres

compatibility with the optional GoPro mount

water-repellent nylon with a waterproof cover

allowing the rider to breathe comfortably during a race

Boîtier de Pédalier SHIMANO XTR SM-BB93 68/73 mm BSC SOFT-coupevent Convert to tubeless only withSaving 19 grams compared to the previous version (SM BB90A), the SHIMANO XTR SM BB93 Hollowtech II bottom bracket delivers even higher performance. Designed for frames with a BSA BSC bottom bracket shell of 68 or 73 mm, fixed using the TL FC24 adapter. Thanks to the supplied cups, this SHIMANO SM BB93 bottom bracket ensures smoother rotation, improved sealing and enhanced longevity, for fluid and efficient pedalling.