Allstar 1-1/2 inch Tall 1/4 inch Thick 1/2 inch Hole 7/8 inch Mild Steel Center Hole Height Flat Seat Chassis Tab (Pack of 4) features a flat seat chassis tab. It is made from mild steel. The measurements are 1-1/2 inches tall and 1/4 inches thick. It features a 1/2 inch hole with an 7/8 inch center hole height. Allstar also offers an additional assortment of flat chassis tabs in many different shapes and sizes to fit custom needs. It is sold in one set of 4 pieces. It is backed by a 90-day limited factory .