The POF-USA Dictator Adjustable Gas Block provides the ultimate range of adjustability and versatility. All suppressors increase back pressure. As a result, your firearm will suffer premature wear of parts and see excess amounts of gas/carbon introduced into the action. This is due to a dramatic increase in carrier speed while shooting with a suppressor. With the addition of the Dictator adjustable gas block, you can now control the rate of fire, gas pressure, and the reliability of your rifle. Choose one of 9 gas positions to dictate the gas pressure and cyclic rate. Adjusting the gas system is quick and painless. Choose one of three methods to dial the gas regulator: a flat screwdriver, 3/32" hex wrench, or the dictator wrench. The Dictator adjustable gas block features a straight gas tube, but why? The advantage of a straight gas tube is that we eliminate the heat buildup that exists at the bent portion of a standard gas tube. This feature is extremely important for select-...