- 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
- Aluminium adapter
- Average weight 250 g