The Ruger SR40 in .40 S&W with 4.14-inch barrel. A .40 S&W variant of the SR9 platform for the law enforcement market during .40 S&W's peak adoption. Shares the SR9's ambidextrous manual safety, reversible backstrap, and loaded chamber indicator. Type: Semi-Auto Pistol Action: Striker-Fired Caliber: .40 S&W Capacity: 15 Year introduced: 2010, USA Weight: 27.2 oz Overall length: 7.55" Status: Discontinued Intended use: Duty