Description: Washers are rigorously designed with proprietary design, engineering, and manufacturing processes.It can add an aesthetically appealing and cleaner look to your engine bay.Washer kits are made of aluminum alloy for reinforcing durability and style.Good for fender, bumper, headlight, trunk, license plate frame, and anywhere else that will fit with a 6mm bolt.Easy to install without instructions.SpecificationsColor: Black, Silver ToneMaterial: Aluminum AlloyBolt Thread Size: M6x1.0Bolt Size: 20x12mm / 0.78'' x0.47''(L*Max.D)Washer Inner Diameter: 7mm / 0.28''Washer Size: 4x18.5mm / 0.15"x0.73"(T*Max.D)Note:Please confirm the size you need before purchasing to avoid buying the wrong one.Package Included:20 x Bolt20 x Washer20 x Nut .