The New M&P 5.7 will light up the range and quicken your pulse. With its rotating 5 Tempo Barrel System the new M&P 5.7 utilizes the ballistics of the 5.7 x 28 round in tandem with the repeatability of the Tempo System. Get worry-free consistency in a 22+1 handgun. Take control and feel the fast. - Internal hammer-fired gas-operated locked-breech TEMPO barrel system (barrel doesn't cam open until bullet passes gas port). - Slim optimally textured grip. - Ambidextrous slide stop and Manual Thumb Safety. - Reversible magazine release. - Slide cut for optics. - Flat-face trigger for consistent finger placement allows for more accurate and repeatable shooting. - Picatinny-style rail. - Forward slide serrations. - Crisp single-action trigger break. - Accurate 1 in 9 twist barrel. - Comes with two 22-round magazines. - Specs - CALIBER 5.7X28 - SIZE FULL - CAPACITY 22 - ACTION INTERNAL HAMMER FIRED - BARREL LENGTH 5 - GRIP POLYMER - SIGHTS WHITE DOT - OPTIC READY YES - SAFETY NO THUMB SAFETY - COLOR/FINISH BLACK - THREADED BARREL YES - FRAME POLYMER - NUMBER OF MAGAZINES 2 - BARREL MATERIAL STAINELESS STEEL