The Tektro TR-17 6-Bolt disc brake rotor features a 2.3mm thickness for improved stiffness and high heat resistance. These rotors are crafted with stainless-steel to provide durability and corrosion resistance. - 2.3mm thickness for improved stiffness and high heat resistance (Please ensure that your caliper is designed to accommodate the 2.3mm thickness) - Wave type design offers high heat dispersion & heat tolerance - Crafted with stainless-steel to provide durability and corrosion resistance - 6-Bolt mount type - Include T25 mounting bolts and tool