Liquor Motorcycle Wheel Racing Part Rotor Rear Brake Disc for Yamaha YZF R1 04-10 Details: Stainless steel 420 (2Cr13) and Aluminum alloy 6061, CNC milled and anodized in Black or Gold color The fitment model, Please read the detailed description ;Note: 2 Styles of brake disc are sent randomly. We are brake disc factory, we accept the Customizes models The front and rear set brake disc