Shimano F203P/P Disc Brake Adaptor for 203mm Rotor 74mm Caliper 74mm Frame or Fork. Shimano Disc Brake Adaptors allow the use of different sized rotors to your frame or fork.
- TECH SPECS
| Brake Caliper Type | Post Mount |
| Weight | 21 |
| Mount | Rotor Size | 160 Post | 203 Rotor |