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 ...

For its Special Operations Forces, one upgrade was when they got ... Ukrainian special operators needed a minute to get the hang of M4 carbines when they traded their classic Soviet-era rifles ...

Ukrainian soldiers have received a number of Western arms seen as upgrades to their Soviet-era weapons. For its Special Operations Forces, one upgrade was when they got American M4s. A soldier told BI ...