The M4/M4A1 5.56mm Carbine is a lightweight ... It is now the standard issue firearm for most units in the U.S. military. Equipped with a shorter barrel, collapsible stock and detachable carrying ...

A soldier in Ukraine's Special Operations Forces told BI that the upgrade was an adjustment for some, but they got the hang ...

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 ...

At RAAF Base Darwin on Monday, Marine Rotation Force – Commander Colonel Jason Armas and the first batch of his 2500-strong force were seen passing through customs to retrieve their M4 carbines. In ...