Polymer-framed .45 ACP carbine on the CX4 Storm platform with a 16.6-inch barrel. Accepts Px4 Storm .45 ACP magazines. Same reversible-control, modular design shared across the CX4 Storm family. Type: Rifle Action: Semi-Automatic Caliber: .45 ACP Capacity: 8 Year introduced: 2004, Italy Weight: 6 oz Overall length: 29.72" Status: Active Intended use: Home Defense