Glock 19 Gen 3 as issued to MARSOC (Marine Special Operations Command) — the first standard military adoption of the Glock 19 by a US service. Type: Pistol Action: Semi-Auto Caliber: 9mm Luger Capacity: 15 Year introduced: 2004, Austria Weight: 20.99 oz Overall length: 6.85" Status: Discontinued Military use: Yes Intended use: Military, Special Operations