Paragon Performance Rotor Rings 325mm x 32mm (12.80" x 1.26") - P.C.D. 198mm - D50 MSRP: $500.00 Paragon Performance Rotor Rings 325mm x 32mm (12.80" x 1.26") - P.C.D. 198mm - D50 Paragon Performance Rotor Ring offers superior braking and cooling efficiency optimized for track and race applications. It features 72 directional ventilation vanes...