Brand Ref (16694501818) - Glass channel, 18x20mm for glass 17,52mm, L2500mm Alu, anodized stainless steel effect, Brand Ref (16694502218) - Glass channel, 22x20mm for glass 21,52mm, L2500mm Alu, anodized stainless steel effect, Material:Aluminium, Finish:Stainless Steel Effect