While at the range doing other stuff, I noticed that I was seeing a lot more muzzle flash because of the overcast conditions. Using the same ammunition (Prvi Partizan M855) in two different 16" barreled AR-15s, I was able to compare the performance of the Spike's Tactical Dynacomp and the Primary Weapons Systems TTO. The image below is representative of the amount of flash seen both with the naked eye and on video, though these are still photographs. Although there is a large difference, the amount of flash seen in… Read More