The Walther PPS M2 in .40 S&W with 3.18-inch barrel. Slim single-stack .40 S&W carry pistol updated with push-button magazine release. Thinner profile than most .40 S&W pistols makes it suitable for concealed carry despite the larger cartridge. Type: Semi-Auto Pistol Action: Striker-Fired Caliber: .40 S&W Capacity: 5 Year introduced: 2016, Germany Weight: 21.6 oz Overall length: 6.3" Status: Active Intended use: Carry, Concealed Carry