Gen4 compact 9mm with interchangeable backstraps, dual recoil spring, reversible mag catch, and RTF4 grip texture. The Gen4 G19 became the best-selling handgun in the United States for multiple consecutive years during the 2010s and drove the concealed carry pistol category. Type: Semi-Automatic Pistol Action: Striker-Fired Caliber: 9mm Luger Capacity: 15 Year introduced: 2010, Austria Weight: 23.65 oz Overall length: 6.85" Status: Discontinued Intended use: carry, concealed carry, law enforcement, service