Manufactured from 420 high-carbon stainless steel, Engineered to offer greater strength and durability than OEM, Offers greater friction and longer life than OEM at an affordable price, CAD/CAM laser-cut and finish-ground for a distortion-free flat profile, Quality replacement for worn/warped stock rotors or when superior braking is demanded at an affordable price, Endorsed by top off-road riders, Made in the U.S.A.