Ergo .750 Low Profile Gas Block, Adjustable

The Ergo .750 Low Profile Gas Block, Adjustable is designed to fit under the Ergo Modular and SuperLite™ Rail System, as well as most other manufacturer’s free float handguards. Adjustments are made via a 5/64″ set-screw and a 5/64″ retaining screw ensures the system remains locked, no need for Locktite.