Stainless Steel Impeller, Stainless Steel Pump Casing, Mn Steel hammer, 14ft. dia. Steel Casting, AISI 4140 Pinion Gear, Cast Iron Stuffing Box, Cyclone, Ductile Iron Bogie Wheels, Ductile Iron Pulley Wheel, Ductile Iron Rollers, HiCr Iron Impeller, Steel hammers, Pump Casing.