Learn all about the functions, ballistics, and best setups for 300 Blackout AR-15s! 300 Blackout is an awesome caliber that allows you to shoot .30 caliber projectiles using all the same receivers, magazines, and lowers of a 5.56 or 223 AR. In this video you'll learn the best buffer weight to cycle reliably, how to choose the gas system depending on whether or not you're shooting subsonic or supersonic ammo, and things like hunting and bullet drop with 300 BLK. Subscribe for more info!

⚠️ Setup shown in video is a short barrel rifle, not legal without appropriate permits ⚠️

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Timeline:
0:00 Why 300 BLK?
0:30 Compatibility
1:33 Hunting
2:09 Short Barrel Ballistics
2:37 Best Buffer Weights
3:01 Shooting Supressed
4:50 Bullet Drop
5:28 Need More Info?

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