This RTA-20-40 pole has TGIC thermoset polyester powder coat finish is electrostatically applied at a 3.0 mil minimum thickness. A five stage metal pretreatment process and sealer provide maximum corrosion resistance. The powder top coat is baked in excess of 400 degrees for supreme endurance.
One-piece extruded 6063 aluminum alloy tube heat treated to a T6 temper. Shaft has a uniform taper.
Provision; 3/8-16 Threaded stud welded to inner shaft wall opposite hand hole. Flat washer and hex nut provided.
S304 stainless steel