About this item #711 Bed Frame Conversion Brackets is designed to attach your standard bolt-on headboard brackets to odd-sized headboards, perfect for attaching a newer metal bed frame to an older headboard that requires a hook or claw style attachment. Adjustable height: Offset mounting design of Headboard Hook Set allows a wide range of headboard widths to fit your frame. The bed frame hook is 25% thicker than other brands of steel! The thickness of the 711 bracket is 0.10″ , so the headboard is more stable! Bed frame hook plate is made of high quality steel, plated black to prevent rust and corrosion. Each hook brackets dimensions Height: 7 1/4”, Width: 2”, Depth of Hooks: 1 1/8”, Overall Bracket Depth: 1 3/4” See more product details