Marines Want Lightweight .50 Caliber Machine Gun Ammo

The Marine Corps wants a 30 percent weight savings over existing linked belts of .50 caliber ammo.

USMC May Buy Up To 2.4 Million Rounds of Polymer-Cased .50 Calibre Ammunition -The Firearm Blog

Army, Marines Want New Machine Guns to Replace the M240 and 'Ma Deuce

More Marines Will Test Lighter Polymer-Cased Ammunition as Experiments Expand to Fleet

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Ammunition

Polymer ammo: A lightweight approach to support the warfighter > Marine Corps Systems Command > News Article Display

Marine Corps Wants Lighter .50 Caliber Ammunition to Reduce the Burden of Weight on the Battlefield

Unsung: The AN/M2 .50-cal. Machine Gun in World War II

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M2 50 caliber heavy machine gun hi-res stock photography and images - Page 3 - Alamy