Steel; 1 handle loop p/n 110-135-1; 1 bracket p/n sc-b-77092 iaw signal corps engineering laboratories dwg sc-b-77091; 2 mtg holes in bracket; 0.280 in. Hole dia; 1.125 in. Center to center of holes; 0.375 in. From center of hole edge of bracket; 0.750 in. Center of hole to end of bracket