MasterPiece Arms 30T, Defender, Pistol, Semi-automatic, 9MM, 6 Barrel, Threaded Barrel, Steel, Black, Iron Sights, Safety Extension, 30 Rounds, 1 Magazine, Fake Suppressor included MPA30T The lower receiver on the MPA30T is now machined from aluminum. The pistol is lighter weight and has built in features such as a QD flush cup for single point slings and a stock interface for attaching a SB15 brace.