Products

Hollowtech II Bottom Bracket

Technical Documents
EV-FC-7800-2251EEV-FC-7800-2251E
SI-1F30HSI-1F30H
SI-0053A-001SI-0053A-001
Features
  • Super power transmission
  • Optium balance of lightweight and rigidity
  • Q-factor remains same as FC-7701/BB-7700
  • Minimal bearing interface for smoother rolling
  • * Reference the FC-7800 for Service Instructions.
Specifications
Model NumberSM-FC7800
SeriesDURA-ACE
BB Shell Width68/70mm
Spindle LengthHOLLOWTECH II
Spindle Material
Adapter Materialaluminum
Average Weight