The SIG Sauer P320 Full-Size in 9mm with 4.7-inch barrel, the original modular striker-fired P320 offering a serialized fire control group that can move between grip modules, slides, and barrels. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 17 Year introduced: 2014, Germany/USA Weight: 29.4 oz Overall length: 8" Status: Active Military use: Yes Intended use: Military, Law Enforcement, Service, duty, military, law_enforcement, competition