Next to the original 5.56mm NATO/223, the 300 AAC Blackout (BLK for short) is the most popular chambering for the AR-15 platform, and, as a result, manufacturers now pump out a wide variety of 300 ...
When the 300 Blackout was introduced in 2010, a lot of shooters simply yawned because its ballistics were not as impressive as the 7.62x39. But many soon realized that the real forte of the 300 ...