Rear Hub Bolt with washer Nut For Benz Material:40Cr Grade:10.9 Color:Grey phosphate Size:M22*1.5*120mm Mingyang--Expert of High-strength Hub Bolt (Wheel Bolt) 1. Item Model: Rar Hub Bolt for Benz2. Item No.: MY0203. Grade: 8.8, 10.9, 12.94. Material: 45#, 40Cr, 35CrMo (SAE1045, 5140, 4135)5. Color: Black Oxide, Grey/Black Phosphate, Yellow/Silver Zinc Coating, Dacromet6. Packing: Standard ...