Instant Disaster:.300 Blackout Round in the.223 Rem AR Top

June 3rd, 2022
Tactical Rifle ShootersPhotos and Facebook post Unfortunately, the.300 Blackout cartridge will not fit in a chamber that is.223 Rem. It is dangerous to shoot a.308-caliber bullet into a.223 Rem chamber. It is smaller than the standard AR-15 magazine, and can accommodate a larger 30-caliber bullet. This is the danger. Unskilled shooters can easily load a.300 Blackout cartridge with.223 Rem ammunition and not even notice. The case-head size of the.223 Rem (5.56x45mm) is the same as that of the.300 Blackout cartridge, so the rifle’s bolt assembly can chamber and fire the.300 BLK rounds. This forces a.308-diameter bullet down a bore of.223 Rem calibre. This is not good! These images were provided by Tactical Rifle Shooters on Facebook. It was clear that you shouldn’t attempt to run 300 Blackout with your.223/5.56mm. It won’t work. Problem is identical rifles, identical magazines, but different calibers. Accurate Shooter Forum. Cutaway shows the jammed bullet of.30-Cal:

Here are some tips for those who must have a.300 blackout. Different magazines can be used for.300 Blackout and.223 Rem.

2. All uppers should be fitted with caliber-labeled covers for ejection ports.

3. Mark.223 Rem upper guards with the caliber and bright paint.

4. All.300 BLK Rounds must be marked with heavy black marker. Comments from Folks Who Viewed these.300 Blackout Photos: “The.300 Blackout is simply an ineptly-designed round. A properly designed round would have had a feature that would have prevented cross loading. D. Santiago I had a magazine of 300 BLK in my.223/5.56 all evening. I was able to avoid pulling the trigger. After realizing my mistake, I nearly became ill. I now don’t own a 300 BLK. B. Welch: “I was hog hunting from a helo.” My face was blown to pieces by the gun.” — B. Hood “Fire-forming projectiles are so wrong in centerfire!” M. Stres — “Had a dude come in the store the other day looking for.300 Blackout ammunition to shoot in his 5.56 AMG. It took him 15 minutes to understand why you need a.300 Blackout upper. R. Williams Similar Posts

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