TMP 10mm pistol has our US made TMP receiver, Michael's Machines 10mm barrel and bolt carrier with German firing pin assembly and extractor. New 2 position marked German lower. Comes with , (1) 30 round German UMP .40 cal mag converted to 10mm , Our high rise aluminum Top rail and handstop ships in a TommyBuilt backpack (Styles and colors may very) . This is an awesome platform for a 10mm subgun. (does not come with the brace)