The 5.7x28 mm FN cartridge joins the 7.62 NATO and 5.56 NATO as a standard cartridge among nations of the North Atlantic Treaty Organization.

CMMG has tapped into a cartridge that has long been a niche round for a select few ... Now CMMG proves that it wasn’t finished with the 5.7 mm by rolling out a conversion kit for today’s AR-15 ...

Weatherby, for the first time in decades, is unleashing a new cartridge—and it is a speed-demon of a six-five. Based on a necked-down .300 Weatherby Magnum, the 6.5-300 Weatherby is set to dethrone ...

Modern rifles in .30/06 can be had as light as 5 pounds with 7- to 8-pound models being most common. Recoil of a 150-grain bullet from a 7-pound .30/06 would be ... This civilian version of the ...

PICATINNY ARSENAL, N.J. (June 23, 2010) -- The Army announced today it has begun shipping its new 5.56mm cartridge, the M855A1 Enhanced Performance Round, to support warfighters in Afghanistan.