Double Feed Bolt Assembly For Mac-10 9mm Smg & Ob

This complete bolt assembly is the perfect replacement part or if you want to convert your Mac-10 .45 ACP to shoot 9mm. This is a double feed 9mm SMG bolt assembly which uses double feed Mac-10 9mm magazines found in our Magazines for Mac-10 9mm section on our web site. High Rise Bolt Handle sold separately. To convert a Mac-10 .45 acp to shoot 9mm, you will need this part as as: Mac-10 9mm barrel or barreled upper, mag well converter and some Mac-10 9mm double feed magazines. For SMG & Open bolt semi auto only, does not work with closed bolt or newer Semi Auto.*BACK ORDER ONLY-AVAILABLE FALL 2017