About the Dead Air Mask Thread Adapter for FN Five-seveN
Thread adapter that converts a FN 5.7 barrel to 1/2-28 for use with the Dead Air Mask.
Key Features
- Adds 1/2-28 threads to the FN 5.7
- Expands Mask silencer host options
Specifications
| Manufacturer | Dead Air Silencers |
|---|---|
| Part Number | DA422 |
| Type | Thread Adapter |
| Caliber | 5.7×28 |
| Thread | 1/2×28 |
| Compatibility | Mask HD |
FAQ
What does it fit?
Mask HD. Confirm your thread pitch and model before ordering.
What’s included?
One Mask Thread Adapter for FN Five-seveN as shipped by Dead Air.
Where can I buy it?
Order online from Black Bayou Armory or visit our store in Benton, Louisiana.






Reviews
There are no reviews yet.