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 ...

Ukrainian special operators needed a minute to get the hang of M4 carbines when they traded their classic Soviet-era rifles for the American weapon, a Ranger recently told Business Insider.

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 ...

TASS/. Russian and Turkish servicemen conducted the second joint patrol mission along a section of the M4 highway linking the cities of Aleppo and Latakia in the Idlib de-escalation zone in Syria.