This is the Shimano SM-MA Rear 180mm P/S Disc Brake Mount Adapter.
- For 74mm caliper on 51mm frame, using 180mm rotor
- Includes mounting hardware
Brake Caliper Mount Type: Post Mount (74mm)
Mount | Rotor Size: Rear IS | 180mm Rotor
Brake Caliper Mount: 74mm Post
Frame/Fork Mount: 51mm IS Rear
This product was added to our catalog on July 1, 2015