ADJUSTABLE OFFSET GUSSETED Z SUPPORT TYPE; ASTM A1018 STEEL MATERIAL; 3-7/8 INCH L X 3-1/2 INCH W SIZE; DURA-GREEN FINISH; CHANNEL USED ON; 1-5/8 INCH CHANNEL WIDTH; 7/32 INCH THICKNESS; HOT ROLLED PICKLED OILED PROCESS; (2) HOLE, (1) SLOT HOLE(S)