Due to its rim dimensions and tapered shape, the 300 BLK could function with a standard 5.56 NATO bolt and standard 5.56 magazine ... take a look at the 300 AAC Blackout.

What’s so special about the 300 Blackout? Ammo is easy to find and relatively inexpensive. Hunters can use the 300 BLK in AR-15-style rifles and magazines but with significantly heavier and ...

300 Blackout can I use .300 Whisper ammunition ... bullets from an M4 platform while using normal bolts and magazines, and without losing the full 30-round capacity of standard magazines.

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 ...

NORTH HAVEN, CT – O.F. Mossberg & Sons, Inc., is expanding their MVP Patrol bolt-action rifle series with a 300 AAC Blackout (300 ... with the convenience of AR-magazine compatibility.