Made from 420 high-carbon stainless Tier-1 steelLaser cut, never stampedEach rotor is individually heat-treated and double-disc parallel ground to ensure perfect-flatnessWAVE® design allows for lower operating temperatures at extreme conditionsWAVE® design is much lighter than a stock rotorFor maximum braking performance and longevity, Galfer recommends using Galfer brake pads with Galfer rotors.