Shimano Dura-Ace BB-R9100 HollowTech II Bottom Bracket – 68mm English Thread
Upgrade your performance road bike with the Shimano Dura-Ace BB-R9100 Bottom Bracket, designed for the HollowTech II FCR9100 crankset. Engineered for maximum stiffness, ultra-smooth rotation, and minimal weight, this road bike bottom bracket delivers precision and efficiency for professional riding, racing, and high-performance cycling.
The HollowTech II bearing cups feature a minimal bearing interface for superb rotation smoothness, reducing friction and enhancing power transfer from crank to drivetrain. Built with Shimano’s signature quality and attention to detail, these bottom bracket bearings provide a durable, reliable, and long-lasting solution for installing your FCR9100 crankset.
Compatible with 68mm English-threaded frames, this bottom bracket requires TL-FC34 or TL-FC24 tools, with the TL-FC36 adaptor for easy installation and removal. Ideal for road cyclists and competitive riders seeking lightweight, high-performance bottom bracket bearings.
- Compatible with Shimano Dura-Ace FCR9100 HollowTech II crankset
- 68mm English threaded bottom bracket cups
- Minimal bearing interface for smooth, low-friction rotation
- Optimised for lightweight, stiff performance
- Durable construction for long-lasting cycling performance
- Requires TL-FC34 / TL-FC24 tools and TL-FC36 adaptor for installation