The Walther PDP Full Size in 9mm with 4-inch barrel. Features Walther's Performance Duty Polygon barrel, an ergonomic grip optimized for optics-ready use, and flush-fit 18-round magazine. Type: Semi-Auto Pistol Action: Striker-Fired Caliber: 9mm Capacity: 18 Year introduced: 2021, Germany Weight: 25.4 oz Overall length: 7.1" Status: Active Intended use: Duty, Home Defense, Competition, service, defense, competition