... Plate:Material,aluminum alloyThickness,Form 1Coating,Pre-roller polyester paint or paintingForm 1 Unit: mmA=Grille lateral modularB=Grille vertical modularH=Grille ... per order in different modulars,i.e.rectangle grille.2.Horny line Material,aluminum alloyThickness,0. ... 7mmCoating,pre-roller polyester paint3.Grille right-angled hanging piece Material,galvanized steel Thickness ...