Adjustable Gas Block .750 – Set Screw Version

Our adjustable gas block is regulating the gas used to cycle the action and allows tuning of your firearms operation to a specific load. Ideal for balancing performance of your system in conjunction with one of our muzzle devices or with a suppressor. Low Profile Adjustable Gas Block with set screw design that allows full control of your gas system. (No tool included) Features: Mil-Spec dimensions .750 diameter Hardened Steel construction Black Finish Adjustable Gas Flow Made in USA Instructions: Tighten retainer tension screw in side of gas block to change level of resistance in movement of gas screw. Install gas block Tighten bottom screws Adjust gas with gas screw utilizing a 1.3 Metric Allen Key (M4 or larger profile barrels you might have to readjust tension screw after installing)