The U.S. Marine Corps upgraded all of their ground-mounted M2s to M2A1 standard. The first phase of conversions was completed in March 2017, with 3,600 M2A1s planned to be fielded by the Marines …

The Browning machine gun caliber .50 M2A1 (see picture below) is a belt-fed, recoil-operated, air-cooled, crew-served machine gun. The gun is capable of single shot, as well as automatic fire,...

Dec 3, 2012 · The Army developed the M2A1 to meet the requirement to increase the warfighter's lethality and survivability on the battlefield by providing system upgrades to the M2.

The updated M2A1 is easier and safer to use due to three major changes: a quick-change barrel, fixed headspace and timing, and a flash hider that reduces the weapon’s signature by 95 percent at...

Length of gun (M2A1) ............................................ 67 inches (172.10 centimeters) Length of gun ......................................................... 65 inches (165.43 centimeters) Length of barrel with flash …

The M2A1 with Quick Change Barrel (QCB) is an enhancement to the M2 .50 Caliber Machine Gun. It offers Soldiers increased performance as well as new features and design improvements that make it...

This video explores how the M2A1 is used in defensive positions, convoy protection, armoured platforms, and forward operating bases, making it a vital asset in modern combined-arms warfare.

Dec 9, 2025 · The U.S. military, for example, still fields the M2A1, which is the updated version with a quick-change barrel and slightly modernized internals. It’s on Humvees, JLTVs, Strykers, MRAPs, …

The M2A1 speeds target engagement and improves survivability and safety by reducing the time required to change the barrel and eliminating the need to manually adjust headspace and timing. The...

Mar 31, 2014 · Not much has changed, the M2A1 will still continue to be the heavy, reliable machine gun that Soldiers have come to rely on for years except now, the barrels are easier to change and no …