... . Product Description: ITEM NO.:X-19476ACCESSORYMaterial:resin & ironDiameter:Φ16/19MMSurface dealing & Color:plated nickel, black(resin part)Bulk package:plastic bag, outer in ... 1. material : iron, zinc alloy, aluminum alloy, stainless steel, plastic , resin ,wooden, crystal 2. diameter: for the rod 16mm,19mm,22mm ...