Shimano BB-5500 105 Octalink Bottom BracketSplined bottom bracket designed for use with Shimano road Octalink crankset Oversize BB spindle large 22 mm diameter chrome moly hollow pipe billet spindle reduces weight, increases strength and rigidity Octalink splined axle crank arm interface results in a more rigid crank assembly compared to square tapered spindle Maintenance free sealed cartridge design prevents corrosion and is easy to install Aluminium adapter Average weight 250 g
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product description
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Splined bottom bracket designed for use with Shimano road Octalink crankset
Oversize BB spindle - large 22 mm diameter chrome-moly hollow pipe billet spindle reduces weight, increases strength and rigidity
Octalink splined axle/crank arm interface - results in a more rigid crank assembly compared to square tapered spindle
Maintenance-free sealed cartridge design prevents corrosion and is easy to install