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Shimano BB-ES300 Splined Bottom Bracket 68mm

Name: Shimano BB-ES300 Splined Bottom Bracket 68mm
Brand: Shimano
SKU: 37629232491

by Shimano

£19.99from 3 retailers

The Shimano BB-ES300 Splined Bottom Bracket is a 68mm component designed for Shimano Octalink chainsets, offering enhanced strength and easy installation.

GTIN04524667326564

EAN4524667326564

MPNBBES300B13

Prices updated 20 Jun 2026

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Tredz Limited

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Product Description

Shimano BB-ES300 Splined Bottom Bracket 68mmavailable in various different sizes. Splined bottom bracket for use with Shimano Octalink chainsets Oversize BB spindle - large 22 mm diameter hollow cold forged chrome-moly pipe billet spindle reduces weight, increases strength and rigidity Octalink splined axle/crank arm interface - results in more rigid crank assembly compared to square tapered spindle Sealed cartridge assembly with oversize ball bearings - maintenance-free high efficiency rubber seals keep out dirt, mud and water Cartridge design allows easy installation without adjustment

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