Shimano XTR Disc Brake Adapter (140mm Rear) (IS Mount) - ISMMA90R140PS
Shimano XTR Disc Brake Adapter (140mm Rear) (IS Mount) - ISMMA90R140PS, Shimano Disc Brake Adaptor Features: For 74mm caliper on 51mm frame, using 140mm rotor Includes mounting hardware Specifications: Brake Caliper Mount Type: Post Mount (74mm) Mount | Rotor Size: Rear IS | 140mm Rotor