Shimano CALIPER BRAKE, BR-R9100, DURA-ACE FRONT & REAR CS-51 10 F23carryover Interference Gaurd notifies you of

Interference Gaurd notifies you of interference is detected from nearby beacons

For a powerful touring boot than maximizes efficiency

4-Quattro XT vs

Patent Pending

430 grams per boot in a 27

Shimano CALIPER BRAKE, BR-R9100, DURA-ACE FRONT & REAR CS-51 10 F23carryover Interference Gaurd notifies you ofDURA ACE, Dual Pivot, Brake Caliper, SLR EV, Rim Brake With SHIMANO's SLR EV dual symmetric pivot design, the short arm DURA ACE R9100 series caliper brakes employ twin bearings and a roller to realize greater efficiency and deliver superior modulation and stopping power. They are offered in traditional and direct mount options. FEATURES The best balance between rigidity, weight and stopping power More predictable, linear braking curve Clear contact