This hardened steel gas plug is completely adjustable to match your particular load. This plug includes a locking set screw to solidly lock the plug in place and prevent shifting under recoil. Additionally, Schuster has added a hollow locking setscrew in front of the original setscrew to keep the screws from vibrating loose. Made in the USA. Lifetime factory warranty. Parkerized.
It is important to have an understanding of how the operating system works, as an incorrect adjustment could damage the firearm