This is a MasterPiece Arms known as the 30T chambered in 9MM, model 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.
Features:
American Made
30 Round Polymer Magazine
Top Cocker
Standard Safety Extension
Adjustable Rear Sight