The M4A1 carbine is a fully automatic variant of the basic M4 carbine. The M4A1 was developed in May 1991 and entered service in 1994; starting in 2014 the U.S. Army began upgrading all of its existing M4s to the M4A1 standard. [69] The M4A1 was …

The M4A1 is built around a 14.5 inch Cold Hammer Forged M4 Profile barrel with a permanently attached Daniel Defense Flash Suppressor. The independently ambi GRIP-N-RIP Charging Handle accommodates left- and right-handed shooters.

The M4A1 is a fully automatic variant of the M4 carbine – a shorter and lighter variant of the M16. It went into service in 1994 to replace the M16 in certain roles. The M4A1 trigger group operates on either Safe, Semi-Automatic, or Fully Automatic settings.

Sep 29, 2023 · Officially adopted in 1994, the M4 carbine has only been gaining steam on the global stage ever since. Designated as Carbine, Caliber 5.56 mm, M4, the weapon has since been adopted by dozens of different nations and armed groups around the world. A plain-Jane Colt M4A1. Photo: Wikipedia.

Despite the shorter effective range and decreased lethality, as compared to the M16A2 or M16A4 rifle, by 2015 the M4 / M4A1 carbine became the primary fighting rifle for US Army and US Marine Corps Infantry units.

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...

The M4A1 is a 5.56mmx45mm NATO caliber weapon with a gas operated, rotating bolt action. The carbine is typically fed from 30-round STANAG magazines. A single Picatinny rail is Featured atop the M$A1's M16A3-style falt-top receiver for mounting scopes, sights or a carrying handle.

The Colt M4A1 SOCOM Carbine returns for 2018. This classic US Military Reproduction closely replicates the markings and configuration of the M4A1 SOCOM Carbine. The lower receiver features PROPERTY OF THE US GOVT, M4A1 CARBINE, and CAL. 5.56 MM.

Mar 14, 2025 · The M4/M4A1 Carbines provide the Department of Defense with compact, lightweight weapons that fire NATO 5.56mm ammunition from a 30-round magazine, mount the latest generation of fire control accessories and enablers, and provide increased protection and firepower in close quarters. ... M4/M4A1 Carbine requirements. The anticipated contract ...

Jan 16, 2013 · M4 Carbine; Weight (With Loaded 30 Round Magazine) 7 pounds 5 ounces (3.32 kilograms) ... M4A1 Carbine; Weight (Without Magazine) 6.36 pounds: Length (Buttstock Closed) 29.75 inches: