Fits barrels with a .750 barrel diameter at the gas block location
Includes Low-Profile Gas Block with stainless steel set screws
Steel Gas Block, Low Profile
Posted by Mac on Mar 15th 2021
Purchase with the Atheris 17.5 inch free floated handguard. Shot the rifle today. Flawless! It was installed properly including having a dimple, and loctited on. Gas Blocks should be steel, and there's no issue with this one.