The CX4 Storm is a pistol-caliber carbine that shares magazines with the PX4 Storm and 92 series pistols. Featuring a polymer stock, ambidextrous controls, and a 16.6-inch barrel, the CX4 was designed for law enforcement patrol use, home defense, and international markets with pistol-caliber carbine restrictions. Type: Carbine Action: Semi-Auto Caliber: 9mm Luger Capacity: 15 Year introduced: 2003, Italy Weight: 68 oz Overall length: 29.7" Status: Active Intended use: Duty / Service, Law Enforcement, Home Defense