Description
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 manufacturer’s free float handguards. Melonite QPQ finish for durability, and machined from 4140 chromoly steel with chamfered edges, featuring a slip on fit for ease of installation and secured with two set screws.
- CNC machined 4140 chromoly steel
- Nitride/Melonite QPQ finish
- Chamfered edge, slip on fit
- USA made steel & machined in the USA
- Weighs 2oz
- Fits under most free float handguards
- Internal Diameter 0.750
- Includes (2) set screws for a secure attachment
- Accepts standard gas tube roll-pins (roll‑pin NOT included)
| Gas System Parts | Gas Block |
|---|---|
| Compatibility | AR15 / M4 / M16 |
| Note | Includes 2 set screws for a secure attachmen |
| Manufacturer Number | 4821 |
| SKU | 154088 |
| Brand | ERGO® Grips |
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Features
Black matte
Available for 1" and 30mm tube diameter
Recoil stop
3 different heights - low/med/high
4 top screws for additional strength
