Shimano BB-R9100 Threaded Bottom Bracket Variant:English Threaded Perfect size for workshop/home mechanic

Perfect size for workshop/home mechanic use

One short-coming of other gluing techniques is the limited adhesion at the edges of the base tape

100% Full metal construction

Steer Tube Clamp Diameter: 1 1/8"

Shimano BB-R9100 Threaded Bottom Bracket Variant:English Threaded Perfect size for workshop/home mechanicWith an advanced seal construction for smoother rotation and small ball bearings to minimize weight, the SHIMANO DURA ACE bottom bracket is offered in both pressfit and threaded options. Specifications Bottom bracket with small ball bearings for lightweight Advanced seal construction for smoother rotation MODEL NO: BB R9100 HOLLOWTECH II BB Type: Threaded bottom bracket type Threaded BB Shell Width: 68mm, 70 mm Mfr Claimed Weight 65g