JK ARMAMENT | JK172PROKOR556KFDE | PRO-KOR 5.56mm FDE

The JK ARMAMENT PRO-KOR (JK172PROKOR556KFDE) is a 5.56mm suppressor constructed using 3D printed 17-4 stainless steel and Haynes 282 for high durability under sustained use. Its internal geometry is optimized to manage gas flow, reduce back pressure, and lower visible flash, and the unit ships with a War Eagle muzzle device and a user-serviceable end cap. The design is intended for use on short-barreled rifles (SBRs) and full-length carbines where serviceability and materials resilience are priorities.

Product Specifications

• The manufacturer is JK ARMAMENT.
• The model/part number is JK172PROKOR556KFDE.
• The product is the PRO-KOR 5.56mm suppressor in FDE.
• The caliber is listed as .223 REM/5.56 NATO.
• The thread pattern is 1/2″x28.
• Construction uses 3D printed 17-4 stainless steel and Haynes 282.
• The design features optimized internal geometry for efficient gas flow and reduced back pressure.
• Compatibility includes HUB 1.375 24.
• The unit includes a War Eagle muzzle device.
• A user-serviceable end cap is provided.
• Intended platforms include SBRs and full-length carbines.
• Finish is Flat Dark Earth (FDE).
• The UPC is 850064482584.

Built for sustained use, the PRO-KOR balances durable metallurgy and serviceability for shooters who run suppressed rifles hard. Its materials and included accessories make it a practical suppressor choice for SBR and carbine configurations where longevity and maintainability are required.