CAT Alley Cat 5.56mm Suppressor HUB 718 - AC556HUB718
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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: 33316 Category: Suppressors
Elevate your AR-15 shooting precision and comfort with the CAT Alley Cat 5.56mm Suppressor HUB 718, a cutting-edge silencer designed for tactical enthusiasts and competitive shooters seeking unmatched durability and performance. Crafted from premium Inconel 718, this suppressor delivers exceptional sound reduction while minimizing gas blowback, ensuring cleaner operation and reduced shooter fatigue during extended sessions.
Key Features
- Inconel 718 Construction: Built with a high-strength superalloy baffle stack for superior heat resistance and longevity, ideal for full-auto and high-volume fire without compromising integrity.
- HUB 1.375×24 Mounting System: Versatile direct thread compatibility allows seamless integration with a wide range of QD mounts, flash hiders, and muzzle devices, enhancing modularity on modern rifle platforms.
- Advanced Flow Dynamics: Incorporates innovative baffle technology to reduce back pressure and breach fumes, promoting reliable cycling and a healthier shooting environment by directing gases forward.
- Compact and Lightweight Design: At just 6.1 inches long and 1.6 inches in diameter, it maintains maneuverability without adding excessive bulk to your setup.
- DLC Finish: Diamond-like carbon coating provides corrosion resistance and a sleek, low-profile black appearance that withstands harsh conditions.
Technical Specifications
- Caliber Rating: Optimized for 5.56mm NATO / .223 Remington, with support for similar .224 calibers
- Weight: 16 ounces
- Length: 6.1 inches
- Diameter: 1.6 inches
- Minimum Barrel Length: 8 inches (Inconel version)
- Baffle Material: Inconel 718
- User Serviceable: No – Welded for maximum durability
- Mount Style: HUB QD compatible
- Finish: DLC (Diamond-Like Carbon)
Why Choose the CAT Alley Cat Suppressor?
In a market flooded with 5.56mm suppressors, the CAT Alley Cat stands out by addressing common pain points like excessive gas to the face and inconsistent suppression. Its low back pressure design ensures smoother semi-auto and full-auto operation, reducing the need for adjustable gas blocks and improving overall accuracy by stabilizing muzzle rise. Shooters praise its balanced tone and minimal blast, making it perfect for close-quarters training, home defense, or precision long-range setups. Whether you’re battling range noise or seeking a tactical edge, this suppressor delivers reliable performance that outpaces competitors in durability and user comfort.
Transform your firearm into a quieter, more efficient tool today. With the CAT Alley Cat 5.56mm Suppressor HUB 718, experience the pinnacle of suppressor engineering tailored for discerning AR-15 owners.
Frequently Asked Questions
1. What is the minimum barrel length required for safe use?
The Inconel 718 version is rated for barrels as short as 8 inches, ensuring compatibility with SBRs and compact builds while maintaining optimal performance.
2. Is this suppressor full-auto rated?
Yes, its robust Inconel construction is engineered for sustained full-automatic fire, providing the durability needed for demanding applications without rapid degradation.
3. How does the HUB mount enhance versatility?
The 1.375×24 HUB interface allows quick attachment to various direct thread adapters and QD systems, offering flexibility across multiple firearms and setups.
| Weight | 18 oz |
|---|---|
| Dimensions | 6.1 × 1.6 × 1.6 in |
| Mount Style | QD |
| Length (inches) | 6 |
| Caliber (Maximum) | .22 (.223/5.56/.224, etc.) |
| Baffle Material | Inconel |
| Baffle Style | Monolithic 3D-Printed (Surge Bypass technology) |
| Body Material | Inconel |
| User-Serviceable | No |
| Finish | DLC |
| MPN | AC556HUB718 |
| UPC | 6156294046234 |
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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