Description
| Manufacturer | HUXWRX Safety Co. |
|---|---|
| SKU | M3228 |
| Caliber Compatibility | 5.56 NATO |
| Material | Inconel 718 |
| Finish / Coating | PRISM² |
| Dimensions | 5.55″ Length / 1.8″ Diameter |
| Weight | 16.25 oz (461g) |
| Mount Compatibility | M2343 (1/2×28), M3459 (5/8×24), M3331 (1/2×28 Sig Taper) |
| Operational Note | Requires Inconel muzzle device for structural warranty. |
Uncompromising Durability: The Inconel 718 Advantage
The FLOW 556k L In is purpose-built for the most demanding operational environments. Constructed from Inconel 718—a nickel-chromium superalloy renowned for its extreme high-temperature tensile strength and oxidation resistance—this suppressor is designed for continuous duty cycles that would compromise standard stainless or titanium platforms. The “Black Magic” finish, applied via a proprietary PRISM² coating, offers superior wear resistance and a non-reflective profile essential for tactical deployment.
Operational Efficiency: Flow-Through Technology
Traditional suppressors trap gases, forcing them back through the ejection port, which increases operator exposure to toxic particulates and creates excessive backpressure. The FLOW 556k utilizes patented Flow-Through technology to redirect these gases forward through the muzzle, away from the operator.
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Weapon Reliability: By maintaining factory-standard cyclic rates, this suppressor prevents the premature wear of internal firearm components and eliminates the need for adjustable gas blocks or complex tuning.
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Signature Reduction: This system balances effective flash and sound suppression with the maintenance of weapon zero, providing a stable, repeatable point of impact critical for precision engagements.
Integrated Systems Approach
To ensure maximum thermal management and structural integrity under sustained fire, this unit is engineered as a complete system.
Note: All Inconel-constructed suppressors are designed for compatibility with specific Inconel muzzle devices. Use of non-Inconel mounts with this suppressor is strictly prohibited to ensure the rated structural and thermal limits of the system are maintained.
Procurement & Compliance
PAI Defense manages the entire logistics chain for tactical equipment, ensuring all hardware is sourced directly from manufacturers and meets the rigorous standards required by federal and municipal agencies. We provide the technical documentation, compliance support, and streamlined acquisition processes necessary for rapid fielding.





