Direct Gas Impingement VS Piston-Driven AR-15s

Certain debates in the gun community cause quite a stir. This is particularly true with anything relating to AR-15s, considering the popularity of the platform in the United States.

That said, let’s debate the original direct gas impingement design in comparison to the gas piston system. I am going to compare how the operating systems run in a 5.56x45mm-chambered AR platform.