While it has its limitations, it has proven to be a reliable round that gets things done around the world. The standard, the one almost all of us start off with in our ARs, the 5.56 NATO. 300 Blackout to get the answers without worrying about the method. If you don’t care about the science, you can just skip to the Best Applications for. There are lots of great chamberings for the AR-15 platform and they all do things a least a little differently, so it’s good to know where they fall in relation to each other. Common Calibersīefore we get into the best applications, we should put 300 BLK into some context. With sporting and self-defense applications and with suppressors becoming ever more popular and affordable, 300 BLK has found a niche that no other cartridge can really fill. Using integrally suppressed SIG MCX carbines, the Dutch became the first military to publically use 300 BLK.ĥ years was all it took from development to special forces adoption of this new, interesting, and deadly cartridge.īut the military won’t have all the fun - since the introduction of 300 BLK, it has taken the civilian shooting world by storm.

In 2015, 300 BLK was adopted by the Dutch Maritime Special Operations Force. 30-caliber cartridge that used standard M4 bolts and magazines while also not losing any magazine capacity.Īble to fire both super- and subsonic ammunition and optimized for use with a suppressor.īasically - a cartridge that was quiet, deadly, and modern.Īpproved by SAAMI in early 2011, in October of 2011 Daniel Horner won his 4th USPSA Multi-Gun National Championship using a. 300 AAC Blackout was officially submitted to SAAMI (the trade organization that standardizes cartridge design) as 300 BLK. But has also found a lot of use in civilian shooting.ĭeveloped by Advanced Armament Corporation with help from Remington Defense. 300 Blackout was designed for military applications. 300 Blackout Come From?īallistically almost identical to 7.62x39 or. What is it? Where did it come from? Is it right for you? We have the answers to that and a lot more! Where Did. 300 Blackout has become a standard offering from basically every manufacturer. There is always talk about what caliber will replace the legendary 5.56 NATO, and while we aren’t there just yet.

Shooting subsonic 300 blackout