Features
- Outside positioned bearings for better weight distribution and more stability
- Bottom bracket has smaller, bearings than current model for lightweight
- New improved sealing ensures 50% less drag
Product features
- Use: Road
- Gruppe: Ultegra
- Model: SM-BBR60
- BB-Type: HOLLOWTECH II
- Threaded: BSA
- Threaded BB shell width: 68mm
- Shell diameter: BSA (BC 1.37)
Compatibility
- Dura Ace FC-9000
- Ultegra FC-6800
- 105 FC-5800
Material
- Aluminum
Weight
- 77g