This new Colt M4 Carbine (MOE) rifle fires the 5.56mm/.223 round. It has a 16" M4 barrel with an overall black finish. This has a MagPul collapsible stock, a MagPul pistol grip with storage, a MagPul forearm, and a bayonet lug. It comes with removable flip up rear sight, flash hider, a vertical post, one 30 round magazine, and a box. Although this is Colt model LE6920, it is not roll stamped Law Enforcement Only.