300 AAC Blackout. The .300 AAC Blackout was developed by Advanced Armament Corp. as a more-powerful caliber for AR-15 (M4) rifles using standard magazines without sacrificing ammo capacity.

300 Blackout round in a 5.56 NATO chamber ... While most components are true to the AR-15 lineage of the Rock River LAR-47 X-1 rifle (above), the gun's lower receiver is designed to accept the ...

Learn more › The 300 Blackout and 5.56x45mm NATO are two of the most popular cartridges commonly chambered in AR-15 rifles, which means if you are looking to buy a new AR, then you may also be ...

builder of quality and affordable AR platform rifles is proud to introduce the BR4 Odin model 5.56 or a 300 Blackout rifle. The BR4 Odin is a joint project between Battle Rifle Company and Odin ...

a highly efficient and modular the ARAD 5.56X45mm and 300 Blackout battle rifle is based on the AR15 platform. The ARAD was designed to address the needs of Special Forces as well as the various ...

Q: 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 ...

The gist of the rifle is that it runs off AR-15 style magazines and has some interesting new features — like a user adjustable trigger and an innovative rear sight. But still waters run deep ...

Israel Weapon Industries Ltd. recently unveiled a new AR-style rifle that can quickly change from 5.56mm to .300 Blackout ammunition and is designed for special operations forces. The .300 ...

300 Blackout. The relatively new caliber ... used a system called “direct impingement.” Most modern AR-15-type rifles use this system. Direct impingement means that when a round is fired ...

223 and 5.56 are mostly interchangeable. "AR" is short for "ArmaLite Rifle," inventor of the firearm in the 1950s. "AR-15" is the name for a particular model by Colt; the AR-15 is a now shrinking ...