Shimano R203S/P Disc Brake Adaptor for 203mm Rotor 51mm Caliper 74mm Frame. Shimano Disc Brake Adaptors allow the use of different sized rotors to your frame or fork.
- TECH SPECS
| Brake Caliper Type | I.S. |
| Mount | Rotor Size | 180 Post | 203 Rotor |
Cycling thigh warmers-Shimano R203S/P Disc Brake Adaptor for 203mm Rotor 51mm Caliper 74mm Frame
Qty: