How Well Does Direct Impingement Handle Heat?
By Nathaniel F
DI is usually identified as the weak link in the AR-15 system when it comes to sustained fully automatic fire. How vulnerable is that system to fully automatic fire? That’s a good question, but fortunately we have a few resources with which to examine it. To start, we’ll look at Iraqveteran8888’s test of a customized […]
Via:: The Firearm Blog