The MCX Virtus Patrol is the law-enforcement configured MCX with a 16-inch barrel, M-LOK handguard, and collapsible/folding stock. The standard patrol rifle version of the MCX Virtus platform, offering piston reliability and caliber modularity at a duty rifle price. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2016, USA Weight: 6.8 oz Overall length: 35" Status: Active Intended use: law_enforcement, patrol, duty