HUXWRX Flow 556K 5.56 NATO Flow-Through Suppressor
Click to see full view
Plan your Class 3 dealer
Suppressors go through a Class 3 (SOT) dealer. The federal tax is $0, and ATF stopped enforcing the Form 4 wait on October 9, 2026, but some states still require federal registration. You still pay the dealer's transfer fee.
HUXWRX
Overview
The HUXWRX Flow 556K is a suppressor designed specifically for the 5.56 NATO caliber, providing effective noise reduction while maintaining the firearm's performance. Its flow-through design enhances gas management, which can improve the overall shooting experience by reducing back pressure and keeping the action cleaner. This suppressor is often found in builds that focus on 5.56 NATO platforms, making it a solid choice for those looking to suppress their AR-15 chambered in this caliber.
Specifications
September 2026 on GunPartPicker
HUXWRX Flow 556K 5.56 NATO Flow-Through Suppressor ranked #35 of the 163 suppressors builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #53 of the 404 suppressors builders have added. Builds with this suppressor are mostly chambered in 5.56 NATO (73%, then .223 Wylde 18%), mostly on carbine-length gas (63%, then mid-length 38%), and mostly AR-15 (87%).
It was hard to find in September 2026, in stock on only 5 of the 17 days we checked, and today only GritR Sports has it in stock. The best price drifted down from $1,054 to $931.99 over September 2026 without a real sale. Buying today, the lowest price is $931.99 at GritR Sports, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which suppressor to pick?
We ranked every suppressor by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Suppressor Guide →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the builds that include this one
Aero Precision M4E1 Stripped AR-15 Lower Receiver - Black
Bravo Company Manufacturing Standard Carbine Upper Receiver Group - MCMR-10 Handguard - 11.5"
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Bravo Company M16 Bolt Carrier Group Black
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black
Radian Weapons Talon Ambidextrous Safety Selector 2-Lever KIT - Radian Grey
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
No reviews yet. Be the first to review this product!