M&P 5.7x28 5 inch barrel 22 Round Black Optic Ready with Threaded Barrel

With a staggering 22+1 capacity, the M&P5.7 introduces a new and innovative technology - the Tempo Barrel System. Using the ballistics of the 5.7x28mm round, the rotating 5 inches Tempo Barrel gives you the repeatability you need to take control and feel the fast.