Our New ValueLine™ model barricade is manufactured using 5/16" painted 3-ply Douglas fir plywood and 16 guage galvanized stud construction grade steel legs. Barricades are assembled with 1/4" by 1" galvanized carriage bolts with nuts and (2) truss-head aluminum hinge pins or 1/2" hinge nuts and bolts, available with optional brass grommet liner.Hinge holes are enlarged to accommodate 1/2" flasher mounting bolts.