The M2 fires the .50 BMG cartridge, which offers longer range, greater accuracy, and immense stopping power. The closed bolt firing cycle made the M2 usable as a synchronized machine gun on aircraft before and during World War II, as on the early versions of the Curtiss P-40 fighter.

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...

Dec 16, 2022 · The M2 can fire between 450 and 600 .50 caliber BMG (12.7 x 99 mm NATO) RPM. Its sheer power, combined with the .50 BMG cartridge, makes it a lethal, relentless weapon that’s extremely versatile and effective in both anti-personnel and anti-aircraft scenarios.

Nov 12, 2024 · In 2010 the Army introduced the M2A1. This improved M2HB features fixed headspace and timing along with a quick-change barrel system. Uncle Sam undertook this conversion on all 54,000 M2’s in the current U.S. Army inventory.

Dec 3, 2012 · The M2A1 includes new modern features and design improvements that make it easier and safer to use including a quick change barrel, fixed headspace and timing and a new flash hider that reduces...

Headspace and timing on the M2A1 is fixed and not adjustable by the operator and must be verified by field maintenance at time of issue. Headspace and timing adjustment is performed at field maintenance. Improper headspace and timing can cause malfunctions (internal explosion) and damage to the gun. Flying shrapnel may cause injury to personnel.

Dec 28, 2024 · Caliber: .50 BMG Action: Short recoil-operated Max Rate of Fire: 850 rpm Muzzle velocity: 2,900 ft/s

Aug 10, 2023 · The M2A1 initiative was born out of the failed XM806 program of 2012, a General Dynamics heavy-caliber (50 BMG) development being considered for replacing the original Browning design. The M2A1 brings about use of a new flash suppressor, revised bolt assembly, manual trigger block safety, a Quick-Change Barrel (QCB) feature and an optional ...

The M2A1 with quick change barrel and fixed headspace and timing is an enhancement to the M2 .50 Caliber Machine Gun offering Soldiers increased performance and design improvements that make it...

The M2 .50 caliber machine gun is an automatic, belt-fed, recoil-operated, air-cooled, crew-operated machine gun. This gun may be mounted on ground mounts and most vehicles as an anti-personnel and anti-aircraft weapon.