Earliest production Gen 1 Glock 19 compact — two-pin lower frame without the third locking block pin added in later Gen 1 and all Gen 2 production. Type: Pistol Action: Semi-Auto Caliber: 9mm Luger Capacity: 15 Year introduced: 1988, Austria Weight: 20.99 oz Overall length: 6.85" Status: Discontinued Intended use: Law Enforcement, Duty