The Ergo 4822 .750 Adjustable Gas Block is designed to fit under the Ergo Modular and SuperLite Rail System, as well as most other manufacturers 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.
|Model||Adjustable Gas Block|
|Material||4140 Chromoly Steel|
Determined at checkout.