Boîtier de Pédalier SHIMANO SM-BBR60 ULTEGRA / 105 BSC SOFT-respirant Reliability is also assured since

Reliability is also assured since this system

With these XC702 MTB shoes

strength and precision

this material is particularly suited to rocky trails

elle offre une performance améliorée grâce à son design optimisé

Boîtier de Pédalier SHIMANO SM-BBR60 ULTEGRA / 105 BSC SOFT-respirant Reliability is also assured sinceThe SHIMANO Ultegra 6800 BSC bottom bracket is equipped with new bearings with a 50% reduction in friction compared to the 6700 model. You thus gain in durability and smoothness. It is equipped with a threaded interface to be fitted on BSC type frames, and is compatible with SHIMANO cranksets featuring Hollowtech II construction. Compatibility chart A Diameter (mm) B Width (mm) Assembly Standard 34,8 68 threaded BSC BSA 34,8 73 threaded BSC BSA 34,8