... Diameter:114mm2) Wall thickness:3mm steel posts cleaned by sand-blasting, then coated with phosphate solution, and then ... static powder coating4) Steel rails and tubes cleaned by sand-blasting, then coated with phosphate solution, and then ... for children. MaterialLLDPE plastic,galvanized steel,steel,powder etc. RemarkActual design as your area Playground equipment jungle gym for kids/outdoor plastic ...