SHIMANO BB-ES300 OCTALINK BSA BOTTOM BRACKET - 68MM discount_processed Anti-aging“ side wall

Anti-aging“ side wall

Featuring a low

5mm DM Chain Ring

The only true flat-less tyre gets a new

SHIMANO BB-ES300 OCTALINK BSA BOTTOM BRACKET - 68MM discount_processed Anti-aging“ side wallShimano BB ES300 Bottom bracket with round hollow axle and multi toothing for Octalink cranksets. Suitable for frames with BSA thread (68mm). Compared the power transfer of OCTALINK with the conventional square taper spindle, the 8 splined OCTALINK interface that connects bottom bracket and crank set increases the strength and rigidity for entire assembly. Specification Model: BB ES300 BB Type: Octalink Threaded: BSA Threaded BB shell width: 68mm Axle