As you learned a moment ago, the 300 Blackout was custom designed to be fired through the AR-15. You can see the similarity of the case sizes in a picture like this: The cartridge on the left is the 5.56, the one in the middle is the 300 Blackout, and the one on the right is the 7.6239. Savage Axis II 300 Blackout - Gun Tests I appreciate all the advice. As deer ammo goes, that's slow, but only 200 fps slower than the old 30-30. Set-out was a noticeable problem only with the Nosler bullets, but it could have been occurring with other bullets, too, and just not showing up as glaringly on target. Often referred to as simply .300 BLK, it is simply a close cousin of a .223 Rem casing (technically .221 Fireball) that has a .30 caliber bullet placed in its upsized case mouth. Heres a fun example of this principle in action: Thats a .50 BMG punching through three cinder blocks, and the reason its able to pull this off is because its an extremely heavy bullet moving very fast. The only downside of hollow points and frangible bullets is they typically cost about a dollar per round. Just for kicks, I also assembled subsonic loads with two heavyweight bullets. AAC took the .300 Whisper, made slight modifications to the case and bullet to improve reliability, accuracy, and performance, and birthed the 300 Blackout (theres more to this story, but thats the long and short of it). . . views and opinions of Springfield Armory. bullets hang onto it while deflecting minimally in the wind. In the gel, it acted like a high-velocity pistol bullet, which it isSpeer designed it for the .30 Carbine cartridge. 223 Ackley Improved (223AI) loads and review: A better 223? It wasnt the precision love fest I envisioned. A cartridge load for 16-inch barrels with slightly less gunpowder to keep the velocity under the speed of sound when fired out of longer-barreled rifles. The AccuBond's jacket is thicker than most conventional bullets, and the core is not pure, soft lead, making it harder for a taper crimp to take hold. First time shooting the gun, loaded up a 30 round magazine and I fire the first shot with no issues. So, the final word on the 300 Blackout is that if you want to use a suppressor and subsonic ammo to fire the most powerful quiet bullet possible . I chose two Berger VLD bullets, the first of which was the company's 190-grain Hunting version. Performance varies significantly depending on bullet type and weight, but perhaps the easiest way to understand it as a hunting cartridge is to compare it to the 30-30 Winchester. by 20X11 Sun Dec 29, 2013 12:59 pm, Post I first viewed the 300 Blackout with a jaundiced eye, but it's proving to be one heck of an effective, close-range hog sweeper. Thats less than half the energy of a standard 9mm bullet fired from a Glock 17. In case you arent familiar with the term, plinking refers to more or less randomly shooting at stuff for fun, in a safe manner. The NRA, its agents, officers and employees accept no responsibility for the results obtained by persons using such data and disclaim all liability for any consequential injuries or damages. The ability to shoot 30 caliber bullets from a standard AR-15 M16/M4 style rifle bysimply changing the barrel and ammunition has made the 300 AAC Blackout (300 BLK) a popular choice for AR shooters looking for an alternative to 223 Remington/5.56 NATO. I tried this for several rounds with the same thing each time. Like the same mid-length gas that's on a 5.56/223 rifle? For what it's worth, sizing brass without the expander ball also goes a long way toward keeping case necks straight, which generally results in solid accuracy. 300 BLK accuracy problems? Maybe it isn't you Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics.
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