Shimano BB-R9100 Threaded Bottom Bracket Variant:English Threaded Steer Tube Clamp Diameter: 1

Steer Tube Clamp Diameter: 1 1/8"

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

Low profile Clamp

100% Full metal construction

the anti-mist formula will help rain bead off to make your ride that much safer

Shimano BB-R9100 Threaded Bottom Bracket Variant:English Threaded Steer Tube Clamp Diameter: 1With 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