Rear Automobile Wheel Hub Bolt for BENZ: 1. Grade 8.8/10.9/12.9; 2. Black/Grey Color, Yellow/Silver Zinc Coating; DEXIN--Expert of High-strength Automobile Wheel Hub Bolt for BENZ Item Model Rear Automobile Wheel Hub Bolt for BENZItem No. DXE004Grade 8.8, 10.9, 12.9Material 45#, 40Cr, 35CrMo (SAE1045, 5140, 4135)Color Black Oxide, Grey Phosphate, Yellow/Silver Zinc Coating, DacrometQuality of ...