Steel, qq-s-636 comp 1010, dim., 2.690 in. Nom lg, 0.752 in. Nom w, 08125in. Nom id, 1.000 in. Nom od, 1.062 in. Nom center to center distance fromloop center to mounting hole, 1.345 in. Nom loop center to tongue, 0.031 in.Material thickness, two mounting holes /.1925 in. Min, 0.1985 in. Max hole dia