Accuform hsp820 blockade versatile sign stand, 6′, steel/iron specifications: blockade versatile sign stand is compatible with virtually any sign featuring post mount holes up to 48″ x 48″ base is solid, heavyweight cast iron material, weighing 37 lbs. powder-coated in black and gray foldable legs flip open to increase footprint from 18″ to 36″ for added stability legs have a quick and easy locking feature to hold them in place for more stability, place sand bags (sold separately) on each open leg includes a 6 ft. 1 3/4″ square galvanized steel post easily tilt and move the stand with wheel attachment (sold separately)