WASHINGTON (Army News Service, June 16, 2013) -- Soldiers will continue to use the M4 carbine or improved M4A1 carbine as their issued weapon, as the Army has concluded the Improved Carbine ...

Key Points - The M4 carbine, a compact derivative of the M16 rifle tracing its roots to the Vietnam-era CAR-15, became the ubiquitous weapon for US military personnel ...

The Army is also upgrading its existing M4s to a new M4A1 standard. The upgrade consists of new fire control group that replaces three round burst fire mode to full automatic, along with an improved ...

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 units ...

WASHINGTON (Army News Service, May 22, 2014) -- A thicker barrel will absorb more heat in the new M4-A1 carbine, should a Soldier need to flip the selector to auto, according to Soldiers overseeing ...

Sen. Tom Coburn, R-Okla., a leading critic of the M4, said Thursday the Army needs to move quickly to acquire a combat rifle suited for the extreme conditions U.S. troops are fighting in. U.S. special ...

The Army announced today it is formally concluding its Individual Carbine competition without selecting a winner to replace the M4 Carbine. “None of the carbines evaluated during the testing phase of ...

Air Force basic military training trainees fire their M4 carbines during a weapons familiarization course July 8 at Joint Base San Antonio-Medina Annex. The BMT trainees were the first to experience ...

A U.S. special operator trains on firing his M4 carbine long-distance at Melrose Air Force Range, New Mexico, in March 2018. (Tech. Sgt. Sam Weaver/Air Force) Using a mid-length gas system on an M4A1 ...