TMP 9mm pistol, based off of the HK UMP platform. This is a semi auto build on our US made Injection molded Glass filled polymer receiver UMP correct receiver. 2 position marked lower , Micheals machines 9mm bolt carrier with all German internals, Micheals Machines 12x28 threaded and Tr lug pattern 9mm barrel, 4 piece rail kit installed, US made 9mm 30 round magazine shipped with our TommyBuilt Tactical backpack and patch. Also comes with our TMP pistol brace or you can Form one to SBR and install the standard UMP stock which we also have available separately.