Shimano XTR Disc Brake Adapter (160mm Rear) (IS Mount) - ISMMA90R160PS
Shimano XTR Disc Brake Adapter (160mm Rear) (IS Mount) - ISMMA90R160PS, Shimano Disc Brake Adaptors Features: For 74mm caliper on 51mm frame, using 160mm rotor Includes mounting hardware Specifications: Brake Caliper Mount Type: Post Mount (74mm) Mount | Rotor Size: Rear IS | 160mm Rotor