SHIMANO BB-ES51 OCTALINK BOTTOM BRACKET 68mm Bike-Product The Minoura QR Skewer for

The Minoura QR Skewer for enclosed dropout style features a coupling that is designed to fit every Minoura trainer

*Mid rail to saddle topper 48mm

Suitable for: SPD-SL Pedals

In combination with the 11-42 tooth cassette

Optimized carbon lay-up places high-tensile strength carbon fibre at the most crucial points

SHIMANO BB-ES51 OCTALINK BOTTOM BRACKET 68mm Bike-Product The Minoura QR Skewer forShimano BB ES51 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 ES51 BB Type: Octalink Threaded: BSA Threaded BB shell width: 68mm Axle