Brand Ref (10200700019) - Glass clamp mod. 20, laminated glass 6,76mm, Zamak, stainl. st. look for square tube, Brand Ref (10200600019) - Glass clamp mod. 20, for 6mm glass thickness, Zamak, stainl. st. look for square tube, Brand Ref (10200800019) - Glass clamp mod. 20, for 8mm glass thickness, Zamak, stainl. st. look for square tube, Material:Zinc = Zamak, Finish:Raw