Splined Bottom bracket designed for use with Shimano road Octalink cranksetOversize BB spindle – large 22 mm diameter chrome-moly hollow pipe billet spindle reduces weight increases strength and rigidityOctalink splined axle/crank arm interface – results in a more rigid crank assembly compared to square tapered spindleMaintenance-free sealed cartridge design prevents corrosion and is easy to installAluminium adapterAverage weight 250 grams
