US Palm EOS-556 5.56 NATO HUB Compatible Suppressor - SU0021011-N
$799.99
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THIS IS A CLASS 3 NFA ITEM. ALL NFA RULES APPLY, this product requires a Federal Firearms License (FFL) and a Special Occupational Tax Stamp (SOT) to be on file. It is the purchaser’s responsibility locate a properly licensed FFL. If we do not have a copy of the clearly signed and dated FFL/SOT, you may email them to [email protected] or use our FFL submission form. Read more about our process here.
NFA Item Cancellation & Refund Policy
Cancellations with Full refunds of NFA items are only possible if a cancellation request is received & acknowledged before the transfer process has been initiated. Initiation of the transfer process is defined as: The ATF form 3 which allows us to transfer the NFA item to your selected dealer has been submitted to the ATF. The ATF form 3 submission typically occurs 1-3 days after your order is placed, depending on order volume and processing times. Cancellations and partial refunds are still possible up until the point the NFA item is shipped to your FFL dealer. Below are the fees that will apply at the various stages of NFA item order processing:
- Order Received – Form 3 not yet submitted: Full refund
- Form 3 Submitted – Not yet approved by ATF: 10% Processing Fee
- Form 3 Approved by ATF – Item not Shipped: 20% Processing Fee
- Form 3 Approved by ATF – Item shipped: No refund
- Form 4 Submitted – Disapproved/Returned without action: 35% Processing Fee + return shipping costs*
*NOTE: This may not always be possible and requires us to successfully recover the NFA item from your dealer with original packaging and in NEW condition. If we are unable to recover the NFA item in the condition stated above, no refund is possible.
This policy is only a guideline and subject to change depending on certain situations. There is significant time and effort involved by both AR15Discounts and your selected dealer to reacquire the item once the ATF form 3 has been submitted and approved.
SKU: 32925 Category: Suppressors
Elevate your tactical shooting with the US Palm EOS-556 5.56 NATO HUB Compatible Suppressor, a cutting-edge addition to any AR-15 or 5.56 rifle setup. Engineered for hard-use reliability, this lightweight suppressor delivers exceptional sound reduction, minimal flash, and low back pressure without compromising your firearm’s performance. Whether you’re on the range or in demanding field conditions, the EOS-556 ensures quieter, more controlled shots while maintaining maneuverability.
Key Features
- 3D-Printed Inconel Construction: Crafted from premium 718 Inconel for superior durability and heat resistance, passing rigorous SOCOM stress tests to withstand extreme abuse.
- HUB Compatibility: Seamlessly integrates with a wide range of mounting systems, offering versatility for your existing suppressor collection and future upgrades.
- Low Back Pressure Design: Reduces gas blowback, enhancing reliability and shooter comfort during rapid fire sequences.
- Integrated Flash Hider: Minimizes muzzle flash for low-light operations, keeping your position concealed.
- Compact and Lightweight: At just 12.5 ounces and 5.5 inches long, it adds minimal weight and bulk to your rifle for improved handling.
Specifications
- Caliber Maximum: .22 (.223/5.56/.224, etc.) – Optimized for 5.56 NATO gas-operated rifles
- Mount Style: 1/2×28 Direct Thread (Includes Titanium Mount)
- Baffle Material: Inconel
- Baffle Style: 3D Printed
- Body Material: Inconel
- User-Serviceable: No – Designed for seamless, maintenance-free operation
- Finish: Matte Black
- Weight: 12.5 oz
- Length: 5.5 inches
- Diameter: 1.5 inches
Why Choose the US Palm EOS-556?
In a market flooded with 5.56 suppressors, the EOS-556 stands out by addressing common shooter frustrations like excessive back pressure and fragility under stress. Its flow-through technology and robust Inconel build mean fewer gas-related malfunctions and longer lifespan, allowing you to focus on precision rather than equipment failures. Ideal for tactical enthusiasts and competitive shooters seeking a lightweight 5.56 silencer that doesn’t sacrifice toughness, this HUB-compatible suppressor enhances accuracy and reduces hearing fatigue without adding unnecessary length to your barrel.
Frequently Asked Questions
Q: Is the EOS-556 suitable for full-auto fire?
A: Yes, its durable Inconel construction and SOCOM-tested design make it reliable for sustained, high-rate fire in 5.56 NATO applications.
Q: What mounting options are available?
A: It features HUB compatibility with a included 1/2×28 titanium direct thread mount, allowing easy adaptation to various quick-detach systems.
Q: Can it handle other calibers besides 5.56?
A: Rated up to .22 caliber equivalents, it’s versatile for .223 Rem and similar rounds, but optimized specifically for 5.56 NATO performance.
Transform your rifle’s capabilities today with the US Palm EOS-556 – the ultimate blend of innovation, durability, and precision for the discerning shooter.
| Weight | 13 oz |
|---|---|
| Dimensions | 5.5 × 1.5 × 1.5 in |
| Mount Style | 1/2×28 |
| Caliber (Maximum) | .22 (.223/5.56/.224, etc.) |
| Baffle Material | Inconel |
| Baffle Style | 3D Printed |
| Body Material | Inconel |
| User-Serviceable | No |
| Finish | Other |
| MPN | SU0021011-N |
| UPC | 787450990913 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
Please select an FFL from the table below, if you do not see your desired FFL, click "Set Later" and you will be able to enter your FFL's information after checkout.
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