Paragon Performance Rotor Rings 300mm x 12mm (11.81" x 0.47") - P.C.D. 178.8mm MSRP: $420.00 Paragon Performance Rotor Rings 300mm x 12mm (11.81" x 0.47") - P.C.D. 178.8mm Paragon Performance Rotor Ring offers superior braking and cooling efficiency optimized for track and race applications. It features greater thermal capacity and increased... Add to Wish List Add to Wish List Create New Wish List