CORNER TYPE; ASTM A1018 STEEL MATERIAL; 3-1/2 INCH LENGTH X 1-5/8 INCH WIDTH X 4-1/8 INCH HEIGHT SIZE; ZINC ELECTROPLATED FINISH; 1-5/8 INCH CHANNEL WIDTH; 7/32 INCH THICKNESS; HOT ROLLED/PICKLED AND OILED PROCESS; 78 POUND PER 100 WEIGHT; 4 HOLE(S)