Like the M24 used by the U.S. Army, which is also based on the Remington 700 hunting rifle, the Marine Corps M40 is a bolt-action sniper rifle chambered for 7.62×51 millimeter NATO ammunition.

The U.S. Marine Corps is sticking with its Vietnam-era, M40 sniper rifle series, despite complaints from scout snipers who say they need the modern, longer-range weapons used by special-ops snipers.

The old M40 rifle is on the way out. The U.S. Marine Corps is replacing its existing sniper rifles with a newer model that fires a heavier, longer-range bullet.

The M40 sniper rifle system is actually based on the Remington 700, a popular sport and hunting rifle available in a variety of rifle cartridges. In Marine Corps hands, however, ...

M40 sniper rifle with Redfield 3x9x40 scope, used by Sgt. Charles “Chuck” Mawhinney, is displayed at the National Museum of the Marine Corps. (Charles “Chuck” Mawhinney via DVIDS) ...

I included the above picture in the previous post on the pirate takedown, but I noticed the M40 sniper rifle the Marine is using has an extended magazine on it. I've never seen that before and ...

The M40A5 is the latest in a long line of M40 sniper rifles used by the U.S. Marine Corps. The M40 series is a highly modified Remington 700 hunting rifle, chambered in .308 Winchester/7.62x51mm NATO.

Marine Corps snipers will finally get a new, longer-range rifle called the Mk13 Mod7. It's chambered in .300 Winchester Magnum, is topped with a Nightforce ATACR 5-25x56 F1 scope and replaces ...

The Marine Corps celebrated the history of the M40 sniper rifle with Redfield scope at Camp Lejeune. The M40 rifle was the same type of weapon used by Marine sniper Sgt. Charles "Chuck" Mawhinney ...

The sniper rifle that aided U.S. Marines during the Vietnam War will soon be replaced with a weapon better suited for modern conflicts. The M40 system and its nearly 1,000-yard range is no longer ...