R5 1602 - Panel Type 2 (HDPE) The Panel Type 2 HDPE shall be made from high density 3/4" sheet plastic specially formulated for optimum UV-stability and color retention. The Flat Panel Bracket shall be precision laser-cut from 3/16" sheet steel and will be Powder Coated as specified. The Mounting Lugs shall be precision die-cast from a high strength aluminum alloy and will be Powder Coated as specified. R5-1601 - Panel Type 1 (Rotomold) The Roto Panel shall be constructed of UV-stabilized, rotationally molded, linear, low density polyethylene with an average wall thickness of .250". The Panel Roto Pipe shall be fabricated using Ø1.315 12ga steel tubing. The Roto Panel Bracket shall be fabricated using 10ga sheet steel and will have a multi-stage baked-on powder coat finish. The Socket Clamps shall be two-part and precision die-cast from a high strength aluminum alloy and will have a multi-stage baked-on powder coat finish. 1618 - Seek Plaque Assembly The Seek Panel Plaque shall be made from high-density 3/4" thick hot extruded polyethylene sheet plastic specially formulated for optimum UV stability and color retention.