Ford 8.8in. Kryptonite Steel DIY Cover Kit For Use On For 8.8in. Rear Axles;This Is An Unassembled Cover And Requires Assembly And Welding;Fabricated 1/4in. Steel Plate For The Cover;3/8in. Steel Plate Ring For The Mounting Base;All Covers Are Shipped Unpainted Blue Torch Fabworks Blue Torch Fabworks Ford 8.8Inch Kryptonite Steel DIY Cover Kit - BTF11078 BTF11078 Differential Covers