BB-ES300 bottom bracket 68 - 113 mm

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  • Regular price £29.99
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  • 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