Shimano BB-5500 105 Octalink Bottom Bracket - Italian 70 x 109.5mm.
Please note that picture 4 is for illustration purpose and is to show an Octalink BB not represent any size.
- 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
- Aluminium adapter
- Maintenance-free sealed cartridge design prevents corrosion and is easy to instal
- Average weight 250 g