What's Better 556 or 300 Blackout?
What are the facts regarding What's Better 556 or 300 Blackout? Read our comprehensive breakdown here.
The . 300 BLK offers a wider range of projectile choices, thanks to the . 30 caliber bore, burns its full potential in a 9-inch barrel, and is a much better choice for hunting. It also has the ability to cycle both super and subsonic ammunition without modification.