Shimano ES300 Octalink Bottom Bracket - Black - 73 x 126mm, Black

Shimano es300 octalink bottom bracketsplined bottom bracket for use with shimano octalink chainsets.

Features: oversize bb spindle - large 22mm 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 adjustmenta 2 year warranty is offered with all shimano products from chain reaction cycles (3 years on dura-ace and xtr products).

Buy shimano components from chain reaction cycles, the worlds largest online bike store.