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 ...

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.

The M150 is an Advanced Combat Optical Gun sight (ACOG) designed for the US military's M4 and M16 weapon system. It incorporates dual illumination technology using a combination of fiber optics ...

The Benelli M4 is a reliable, semi-automatic 12-gauge shotgun, favored by military and law enforcement for its durability and performance.