The .40 S&W variant of the original M&P platform, introduced simultaneously with the M&P9 to capture the large law enforcement market still committed to the .40 S&W cartridge in 2005. Shares the same frame geometry with caliber-specific internals. Type: Pistol Action: Semi-Automatic Caliber: .40 S&W Capacity: 15 Year introduced: 2005, USA Weight: 24.5 oz Overall length: 7.63" Status: Discontinued Intended use: duty, law_enforcement, home_defense