Description
JK Armament PRO-KOR 556K is a .223 REM/5.56 NATO suppressor built with 3D printed construction using 17-4 stainless steel and Haynes 282. It is intended for rifle hosts and is threaded 1/2×28. The design uses optimized internal geometry for efficient gas flow, reduced back pressure, and a lower flash signature.
Key features
- 3D printed construction with 17-4 stainless steel and Haynes 282 materials
- Optimized internal geometry for efficient gas flow and reduced back pressure
- User-serviceable end cap
- HUB 1.375 24 compatibility
- Comes with a War Eagle muzzle device
Caliber and threading
| Caliber Rating | .223 REM/5.56 NATO |
|---|---|
| Thread Pitch | 1/2×28 |
| Mount Type | HUB 1.375 24 compatible |



