M4A1

The M4 Carbine is a shorter and lighter variant of the M16A2 assault rifle. It is extensively used by the United States Armed Forces, replacing the M16 in US Army and US Marine Corps combat units as the primary infantry weapon and service rifle.

The M4 is also capable of mounting the M203 M320 Grenade Launchers. The M4 has semi-automatic and three-round burst firing modes, while the M4A1 has semi-automatic and fully automatic firing modes.

Order of the Just
The M4 Carbine was a standard issue rifle for the Order of the Just up until 2023. The weapon can still be acquired by Order of the Just Combat Troops.