STEEL MATERIAL; DURA-GREEN FINISH; 1-37/64 INCH; 144 INCH OVERALL LENGTH; 0.66 LB/FT WEIGHT PER UNIT LENGTH; 1-1/2 INCH PITCH; RACK, SHELVES, ELECTRICAL AND MECHANICAL SUPPORT APPLICATION; 14 GAUGE THICKNESS; 13/32 INCH X 9/16 INCH TRANSVERSE SLOT SIZE