We have for sale Czechoslovakian ZB37, Heavy machine gun parts kits. These parts kits are in good overall condition. These kits include all of the components shown above except the barrel shroud, regulator assembly, barrel carry handle/barrel swap lever, the top cover. May have missing wood grips. May not include the barrel change lever/handle. DOES NOT INCLUDE GAS REGULATOR ASSEMBLY (underneath barrel shroud). Receivers are torch cut, barrels and barrel shrouds are not included. Originally chambered in 8mm Mauser.