Pack of 4 - J2 Engineering Aluminum Front/Rear Trunk Bumper Quick Release Fastener Hatch Kit (Gold) Add a Show-Level Finish Touch to the Bumper Exterior Made of High Quality T-6061 Aluminum Construction / Hex Bolts are Constructed of Stainless Steel Alloy Material Authentic Brand Name Products with Logo on Washers for Further Decoration Multiple Eye-Catching Colors in Our Store to Match with Different Parts of Vehicles Fastener Size: 0.875" (Thick) X 1" (Diameter) / Hex Bolt Dimensions: 0.75" (Length) X 0.5" (Diameter) / O-Ring Fastener Diameter: 1.75" (Flexible)