Updated MCX with improved suppressor-ready profile, ambidextrous controls, and enhanced modularity. The bridge between original MCX and the Spear. Type: Carbine Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2018, USA Weight: 118 oz Overall length: 34" Status: Active Military use: Yes Intended use: Tactical, Military, Law Enforcement