Shimano XTR R160P/S Disc Brake Adaptor for 160mm Rotor, 74mm Caliper, 51mm Frame 2017 Ships within United States Buy Online or Click & Collect Share Loading Facebook Like button... Shimano XTR R160P/S Disc Brake Adaptor for 160mm Rotor, 74mm Caliper, 51mm Frame 2017 Ships within United States Buy Online or Click & Collect Share Loading Facebook Like button...