Z SUPPORT TYPE; ASTM A907 STEEL MATERIAL; 3-1/2 INCH L X 1-5/8 INCH W SIZE; ELECTROPLATED ZINC FINISH; 1/4 INCH THICKNESS; HOT ROLLED PICKLED OILED PROCESS; 77 LB PER 100 PIECES WEIGHT; 2 HOLE(S); 9/16 INCH DIA HOLE SIZE; 4 INCH OFFSET; B-LINE. BRAND