... iron pipe fittings: elbows, tees, sockets, bends, nipples, unions, crosses, flanges, plugs, backnuts, crosses over, round caps etc.MaterialMalleable ironTechnicsCastingSize1/8 ... study tour! Product Itemelbows, tees, sockets, bends, nipples, unions, crosses, flanges, plugs, backnuts, crosses over, round caps, etc.Size18"-6"Thread ...