Steel, stainless, four 0.188 in. Diameter holes, 2.000 in. Spacing between holes lg side, 1.500 in. Between holes short side, one rectangular hole 2.625 in. Lg, 0.875 in. W, 0.250 in. From short @side, 3.250 in. O/a lg, 2.250 in. O/a w, 0.060 thk gauge