300blk in 5.56 barrel catastrophic failure
This video highlights a dangerous situation where 300 Blackout ammunition is loaded into a 5.56mm barrel, resulting in a catastrophic failure. The description emphasizes the critical importance of adhering to firearms safety rules for both new and experienced shooters, warning that 300 BLK can indeed fit into a 5.56 barrel, posing a significant risk. A link to a blog post on the topic is provided.










