S&W M&P full size pistol is chambered in 9MM Luger and has a barrel length of 4.25". The frame is built with T6 Aluminum keeping it lightweight like its polymer counterpart, but the more rigid foundation allows for less flex and torque during firing to help enhance accuracy. Found in the new M&P9 M2.0 Metal OR is the enhanced sear, coupled with the M2.0 flat trigger, gives the user a shorter take-up, cleaner break, and crisp reset for faster follow up shots. Additional features include a wide slide stop, reversible magazine release, slide cut for optics and it is compatible with all M&P9 M2.0 full-size accessories.