Shimano 105 5500 BB Splined Octalink

Splined bottom bracket designed for use with Shimano road Octalink cranksets

• Oversize 22mm BB spindle
• 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 easier to install
• Aluminium adapter
• Average weight approx 250g