HUXWRX Flow 556K Suppressor, 5.56mm, Compact, FDE

The HUXWRX Flow 556K (brand part no. 2159) is a compact 5.56mm suppressor built with HUXWRX’s Flow-Through suppression technology, finished in Flat Dark Earth. It favors AR-platform shooters who want a shorter can with reduced back pressure.

Key Specifications

• Chambered for .223 Rem/5.56 NATO.
• Uses Flow-Through suppression technology.
• Built in a compact (K) configuration.
• Finished in Flat Dark Earth.
• Mounts via HUXWRX’s Torque Lock quick-detach system for fast on/off attachment.

Frequently Asked Questions

Is this an NFA item? Yes. As a suppressor, it's a Title II firearm requiring an approved ATF Form 4 and transfer through an NFA-licensed dealer.

What does the K designation mean? A shorter, compact variant of the Flow 556.

How does it mount? It mounts via HUXWRX’s Torque Lock quick-detach system, not a direct-thread connection.

Buy the HUXWRX Flow 556K Suppressor

This is a Title II item regulated under the National Firearms Act. Purchase requires an approved ATF Form 4, no federal transfer tax, and transfer through a licensed NFA (SOT/Class 3) dealer, with an extended federal approval wait before delivery. Order through Huxwrx Safety Company‘s silencers and suppressed firearms lineup and our Lubbock, Texas team will walk you through the transfer process.