- Optimized lightweight crank arm design produces excellent power transfer efficiency
- Minimized weight without sacrificing stiffness
- Hollowtech II
- Rider tuned gear performance through various gear combinations
- Possible to choose the best choice for ride
- Redesigned FC for greater frame compatibility
- Wider gear pitch increases clearance between chain and leading teeth to provide compatibility with frames with O.L.D. 135mm and 410mm chain stay length
- Model Number : FC-R8000
- Series: Ultegra
- Crank Construction: Hollowtech II
- Crank Arm Length : 172.5mm
- Bottom Bracket : SM-BBR60/SM-BBR60-PB
- Chain Line: 43.5
- Average Weight: 668 grams (46-36T)