Description
Bottom bracket made specifically for the Dura Ace 7710 crank arms. Octalink.
Specs:
- Spindle length: 110mm
- Taper type: Octalink
- Material: Steel
- Bearing Type: Sealed
- Weight: 244g
- Threading: 68mm English
Recommended Tools:
Bottom bracket removal tool: Park Tool BBT-22
Park Tool Fixed Gear Lock Ring Wrench HCW-17
Note:
Must use with Dura Ace crank arm.