Most military members take the arcane workings of their rifle for granted. Even an avid shooter myself, I was NEVER allowed to do maintenance on my M-16 fire control group while I was in the Corps. While some might argue this is a good thing considering that many members of the military are not interested in firearms, I firmly believe that everyone should know their weapon inside and out – especially if there is an issue.

Rant over, YouTuber Stealth the Unknown has taken the time to create a fantastic video showing how the 3-round burst works. He builds up from semi-auto, to full-auto, and finally to the burst function.

The more you know…

*Title photo from ARFCOM.