Odin Gas Block Adjustable - .875" Low Profile Ar-15

FEATURES:
-Not for use w/ pistol length gas systems & high pressure rounds
-Fits inside all ODIN Works Forends
-Fits .875" diameter barrels
-Made from carbon steel
-Nitride finish
-Inconel adjustment screw & spring
-20 adjustments
-Includes detent ball, cross pin, set screws, & hex wrenches