Shimano BB-ES25 Octalink Cartridge Bottom Bracket - 73 x 118mm Stems such as raising or lowering

such as raising or lowering the chain or giving maximum power transmission to the wheel

while maintaining optimal breathability and moisture transfer

Features micro-perforations for ventilation

Ritchey's SpeedMax Beta Comp is the tire for you

through an all-new

Shimano BB-ES25 Octalink Cartridge Bottom Bracket - 73 x 118mm Stems such as raising or loweringShimano BB ES25 Octalink Cartridge Bottom Bracket 73 x 118mm Tried and tested high quality Shimano replacement bottom bracket sealed unit to fit a standard 73mm bottom bracket size (1. 37 24TPI) Maintenance free sealed cartridge which keeps out dirt and water Designed to be used on traditional bike frames, ATB, MTB, Hybrid etc Easy fitting, with no need to adjust bearings Octalink axle Can be fitted with a standard Shimano BB cartridge tool Bottom