2Cr13 Stainless Steel Solid or Floating Floating Solid or Floating (Factory):Floating Diameter (mm):170 Factory Diameter (mm):170 Factory Thickness (mm):7.5 Features Never mounted, package was torn so we are selling cheaper due to this part number: 1711-0091 part location: a302 Heat-treated carbon steel brake rotors Steel construction extends rotor and brake pad life by eliminating galling Rotors come with or without scraper holes (according to OEM rotor design)