Xbrakes smart slot performance rotors are made from the highest quality raw materials. We use only G3000 premium grade OEM quality castings. Each rotor is perfectly mill balanced and double disc ground giving you an ultra-smooth finish. All Xbrake rotors are made to match OEM specifications ensuring you will always have a perfect fit. Each rotor is carefully machined using automated CNC equipment and digitally scanned for precise tolerances. Each Xbrake performance rotor set comes with an industry first nano coated finish that prevents rust and corrosion and last over five times as long as zinc or electrostatic paint covered rotors our nano coated finish provides the best protection in the industry and provides a stunning visual appearance unlike any rotor you have ever seen. For more information visit us at: https://brakeworld.com/2015-ford-mustang-gt-xbrakes-smart-slot-kryptonite-greengreen-front-rotor-x15070905e