Material? Made of cast iron interior and rubber exterior Available sizes/weight? 5lb~120lb/pc(5lb increment); 2.5kg/pc~60kg/pc(2.5kg increment); 2kg/pc~50kg/pc(2kg increment) Payment Term? L/C or T/T Package/Packing? 1pc/polybag, 20kg/carton, 1000kg/wooden case