In a reaction to changing military and police requirements, Smith&WessonA(R) reactivated its traditional Military and Police line and expanded it considerably. The Umarex CO2 version of the M&P has a DAO trigger mechanism and is capable of rapid fire thanks to its optimum hand position. With its metal slide and original surface texture this replica feels just like the original. Specifications and Features : Shoots .177 caliber steel BBs at up to 410 fps Features a manual safety, 19-shot drop-free mag, and fiber optic sights An integrated accessory rail makes adding a tactical light or laser easy Powered by a single 12-gram CO2 cartridge housed in the grip Great for training as well as backyard plinking A replica of one of the newest S&W designs Drop-free 19-shot BB magazine