Disc Brake Rotor 300mm x 21.9 min DF2722SPart No. DF2722S Type DISC BRAKE ROTOR Brand TRW Unit of Measure EACH Description TRW Disc Brake Rotor 300mm x 21. 9 min Warranty One Year Centre Hole Diameter 80mm Depth Thickness 24mm Minimum Thickness 21mm Outside Diameter 300mm Height 65mm Diameter 300mm Thickness 24mm Number of Stud Holes 5 Pitch Circle Diameter 130mm Features High carbon content Improved damping behaviour Greater stability and resistance to higher temperatures without distorting