Golden fiberglass profiles: Advantage: 1.High Strength 2.Corrosion Resistant 3. Chemical Resitant; Fiberglass profiles: Standard Fiberglass profile is include of 38.1mm,50.8mm square tube,and 30mm,40mm,50mm round tube,ect. Any size ordered is avail. Any size can be ordered. These tube is composed to fiberglass handrail, fiberglass ladder, platform,Scaffolding ect, ...