A fully transferable MAC-11 NFA Registered Machine Gun. This gun is on a form 3 ready for transfer chambered in 9mm, built on a pre-May 1986 registered receiver, making it civilian-transferable in NFA-compliant states. This listing includes the original 9mm configuration, a .22LR conversion upper, a factory suppressor, and five (5) magazines, offering a complete and highly collectible package. For more information call/text 319 515 0726