Shimano SM-MA-R160D/D Disc Brake Adaptor for 160mm Rotor Flat-Mount Caliper Flat-Mount Frame. Shimano Disc Brake Adaptors allow the use of different sized rotors to your frame or fork.
- TECH SPECS
| Brake Caliper Type | Flat Mount |
| Mount | Rotor Size | Rear Flat | 160 Rotor |