Ergo Grip The Ergo 4821 .750 Low Profile Gas Block is designed to fit under the Ergo Modular and Superlite Rail System, as well as most other manufacturers free float handguards.
- ".750";"Low Profile,
- CNC machined 4140 chromoly steel
- Includes (2) set screws for a secure attachment
Shipping within 2-3 business days 2 day Fedex delivery. All product quesions should be directed to the manufacturer.