Marine grunts in close combat formations will ... for use on the Corps’ arsenal of M27 Infantry Automatic Rifles, M4 carbines, and M4A1 Close Quarter Battle Weapons. In an email to Task ...

The M4/M4A1 5.56mm Carbine is a lightweight, gas operated, air cooled, magazine fed, selective rate, shoulder fired weapon with a collapsible stock. It is now the standard issue firearm for most ...

the M4 carbine and M249 Squad Automatic Weapon, among the close combat forces. Both are chambered in the legacy 5.56 mm cartridge. The Army is leading the project, while the Marine Corps and ...

It works with the M4 Carbine, the M249 machine gun, and the H&K and M16A2 rifles. It is suitable for use in most weapons with a 1-in-7 barrel twist. The M855A1 has a copper-jacketed steel core ...