Shimano Bb-es300 Bottom Bracket For Octalink Chainsets

Description

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