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 ,HK Tri-lug pattern 9mm barrel also threaded 1/2X28 , comes with Top Rail and 2 front rails, Handstop/ sling loop and 1- 9mm 30 round magazine shipped with our TommyBuilt Tactical backpack and patch. Our TMP pistol brace is available seperately or you can Form one to SBR and install the standard UMP stock which we also have available separately.