Short-barrel rifle configuration of the MCX Virtus — NFA-registered 11.5" barrel with folding stock. Preferred by LE and military units needing the full stock but in a shorter package than the Patrol. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2018, USA Weight: 123.2 oz Overall length: 35" Status: Active Intended use: Service, Home Defense