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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 easyinstallation without adjustment.
 
 
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