The 300 Blackout rifle and cartridge were born out of a request by the U.S. Special Operations Command. While the 300 BLK saw limited use in the military, it’s been accepted widely by hunters and ...
The 5.56 NATO is a higher pressure military derivative of the 223 Remington. The cartridge has been around since about 1979, and due to the availability of military surplus ammunition, it has become a ...