If you have a Mac-10 .45 acp and want to have the versatility to shoot 9mm rounds then this affordable set up is for you. It allows the use of affordable 50, 32, & 20 round double feed Magazines. This set up includes a standard SMG double feed 9mm complete bolt assembly, a magazine well converter from .45 acp to 9mm and a 32 round Mac-10 9mm double feed magazine. This combo saves some money on components and shipping. You will still need to install a mac-10 9mm barrel or complete upper with a Mac-10 9mm barrel. This set up is for SMG only, will not work on semi auto. Please call if you have any questions.*BOLTS ARE BACK ORDER ONLY-AVAILABLE FALL 2017**
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