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Shimano BB-ES300 bottom bracket 73 - 118 mm

Shimano BB-ES300 bottom bracket 73 - 118 mm

In Stock - Limited Quantities
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    Splined bottom bracket for use with Shimano Octalink chainsetsOversize BB spindle - large 22 mm diameter hollow cold forged chrome-moly pipe billet spindle reduces weight, increases strength and rigidityOctalink splined axle/crank arm interface - results in more rigid crank assembly compared to square tapered spindleSealed cartridge assembly with oversize ball bearings - maintenance-free high efficiency rubber seals keep out dirt, mud and waterCartridge design allows easy installation without adjustment

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