... Acceptable 4.OEM Accepted Wheel nut, Primary Competitive Advantages :1.High Quality Control, ISO9001:2000 & TS16949:2002 Standard Certificated2.New Product & ... 72hr salt spray, Nickel/Chrome 96hr salt sprayHardness Treatment: CarbonizedDesign: Open-end, 2Pc Cold Forged/Welded cap, Sctatch-Free, Adjusting, E-T ... Electronic Disposition Bule & Red, BlackChrome, 24 Karat Gold Wheel Nut (Open End Lug Nut)