Shimano Bb-es300 Bottom Bracket

The shimano bb-es300 bottom bracket is designed for use with shimano octalink chainsets.Key features: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

The shimano bb-es300 bottom bracket is designed for use with shimano octalink chainsets.Key features:splined bottom bracket for use with shimano octalink chainsetsoversize bb spindle Large