Army engineers and scientists optimized the EPM to work with the M4/M4A1, M16 rifle, and standard military 5.56mm ... Soldiers insert the EPM into the magazine well of a carbine's lower receiver ...

The Army is issuing Soldiers a new small arms 5.56 ammunition magazine designed expressly for the M4/M4A1 carbine and M16 family of weapons. The 2nd Battalion, 75th Ranger Regiment from Joint Base ...

Lt. Gen. Michael Williamson, an Army acquisition deputy, acknowledged the problem, but said recent upgrades to the M4 have eliminated jamming by changing the magazine. Soldiers told The Times the ...

In May, Army weapons officials said the service will evaluate how well the service’s M4 and M4A1 carbines perform using a polymer magazine as part of a Solder Enhancement Program project that ...

U.S. Army weapons officials are considering following the Marine Corps’ recent decision to issue the Magpul PMAG polymer magazine. The Army will evaluate how well the service’s M4 and M4A1 ...

It took a few years for the Army to decide on a caliber, but they ultimately chose the “intermediate” 6.8mm to replace the existing 5.56mm used in the M4, M16 and M249.

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 (Special Operations ...

The U.S. Army will buy new automatic infantry weapons starting in 2022, replacing the existing M4 carbine and M249 squad automatic weapon. Search. ... ©2025 Hearst Magazine Media, Inc.

In the early 1990s, the Army purchased a limited number of M4 carbines. The M4 had a collapsible stock and a shorter, 14.5-inch barrel, as opposed to the longer twenty-inch barrel of the M16A2.

In the early 1990s, the Army purchased a limited number of M4 carbines. The M4 had a collapsible stock and a shorter, 14.5-inch barrel, as opposed to the longer twenty-inch barrel of the M16A2.

“The M4A1 and M4 Carbines have served our forces well during more than a decade of sustained combat,” said Navy Capt. Kevin Aandahl. “The Army has improved the M4A1/M4 significantly over the ...