AR-15 Steel Low Profile Gas Block - GunTec USA
The AR-15 Steel Low-Profile Gas Block from GunTec USA is
made of steel and is designed for AR-15’s with .750 Diameter barrels. Three set
screws are included with this Short Version AR-15 Steel Gas Block.
The right gas block may not only improve the aesthetics of
your build, but it can also improve the function of your rifle. This small
AR-15 part can reduce recoil and wear, increase reliability, and give you the
option to run suppressed or unsuppressed.
The gas block fits over the small hole on the top of an
AR-15's barrel. It traps some of the excess gas and sends it through a small
port, then into a gas tube on top of the barrel, and back into the upper