T47 bottom bracket for installing a Shimano Hollowtech II crank into a T47 frame external cup frame. For 68mm Road frames and 68/73mm Mountain frames.
This is our NEW T47 Shimano BB for installing a Shimano Hollowtech II cranks into a T47 external cup frame. For T47 68mm Road frames and 68/73mm Mountain frames.
- For Shimano Hollowtech II cranks only.
- 7075 T6 AL cups
- Enduro 2437 Steel bearings
- 68mm Road version / 68/73mm MTB setup
- Use any 16-notch BB tool for installation/removal
