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SIEGE ROC556K -Direct Thread

Q: What is the quietest 223 suppressor currently available, and is it suitable for an AR-15?

The quietest 223 suppressors include the CAT WB, PTR VENT 3, and HUXWRX FLOW 556. These silencers focus on suppressing the AR15, they feature back pressure reduction, advanced materials, and innovative designs.

Q: What should I consider before buying a silencer for hunting rifle vs. target shooting?

Silencer and suppressor refer to the same device, there is no difference between a silencer and a suppressor.

Q: What are the benefits of a rifle suppressor when shooting AR-15 or other semi-auto platforms?

On semi-automatic platforms like the AR-15, a suppressor diminishes noise and muzzle flash while improving shooter comfort and reducing recoil.

Q: Are rifle suppressors or rifle silencers interchangeable among different firearms?

Suppressors are made for certain calibers, and generally have a lot of flexibilty to be used on different firearms. Just pay attention to a suppressors caliber rating and barrel length rating when choosing a suppressor for multiple rifles.

Q: Does adding a rifle suppressor for hunting reduce recoil and noise significantly?

A rifle suppressor significantly reduces muzzle blast and can significantly lessen recoil, though noise reduction and hearing protection are the primary benefits.

Q: Are hunting rifle suppressors legal, and do silencers for hunting require special permits?

Suppressors are legal for hunting in most states in America. Suppressors do not require any permits, but do require the ATF Form 4 approval process.

Q: What is the difference between a rifle suppressor and a rifle silencer?

Silencer and suppressor refer to the same device, there is no difference between a silencer and a suppressor.

Q: What is the best AR-15 suppressor adapter, and how does it affect performance?

There are many popular QD mounting devices for the AR-15, such as: Dead Air Keymo, SilencerCo ASR, Q Plan B, and more.

Q: Can a faux suppressor on a 5.56 rifle offer any real benefits, or is it purely cosmetic?

Faux silencers or blast diverters can help keep some of the blast away from the shooter, but will often make your rifle sound louder and can actually increase felt recoil. Get a real suppressor if you want the best muzzle device for your firearms.

Q: Can you shoot .223 out of a 5.56 suppressor, and what are the considerations?

Yes, you can shoot .223 Remington ammunition through a 5.56 suppressor.

MSRP: $0.00

As low as $854.00

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SKU

SIEGE-ROC556K-BLK-1

Mount Style

Add a Single Shot NFA Gun Trust for $24.95

Add a Tax Stamp for $205.00

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The Siege ROC556K is a cutting-edge suppressor that seamlessly combines precision craftsmanship with advanced engineering, delivering superior sound suppression and tremendous durability. Designed for versatility, the ROC556K features two mounting options—direct thread or the rock-solid Stronghold Quick Detach (QD) system—both utilizing the universal 1.375x24 HUB mount. With its self-cleaning internal geometry, advanced linear diffuser array, and robust monolithic construction, this suppressor excels in demanding shooting conditions, ensuring reliability and peak performance every time. Ideal for tactical, competition, and recreational shooters, the ROC556K stands out with new suppressor technology.

FEATURES & BENEFITS OF THE ROC556K:

Advanced Linear Diffuser Array: Radially redirects gases to dramatically reduce sound, pressure, and flash signatures.
Self-Cleaning Internal Geometry: Engineered flow cells minimize fouling, enhancing longevity.
Dual Mounting Options: Compatible with direct thread or Stronghold QD mounts, both featuring the 1.375x24 HUB mount for universal adaptability.
Extreme Durability: Monolithic structure and contiguous bore provide exceptional resistance to erosion and wear.
Lifetime Warranty: Siege guarantees long-term reliability and peace of mind for your investment.

TECHNICAL SPECIFICATIONS

Length:
- w/ DT Adapter: 5.43"
- w/ Stronghold Adapter: 5.68"
Weight:
- w/ DT Adapter: 14.55 oz
- w/ Stronghold Adapter: 14.68 oz
Diameter: 1.5”
Finish: Matte Black Cerakote
Material: Stainless Steel and Aerospace-grade Alloys

WHAT’S IN THE BOX

ROC556K Suppressor
2 - Siege Spanner wrenches
Siege STRONGHOLD HUB Adapter & DEFENDER 2 Port Brake 1/2x28 - Plan B Compatible
5.56mm vented removable endcap

HOW TO BUY THE SIEGE ROC556K WITH SILENCER SHOP

Add the ROC556K to your cart. Make sure to include a tax stamp for each item and a Single Shot Trust if applicable. The Single Shot Trust makes it easy to add friends and family as additional users of the suppressor.
Head to your selected Powered By Silencer Shop dealer with a kiosk to complete your demographic and fingerprint scan in just five minutes. Snap a selfie and upload it online within your customer portal with the Silencer Shop app.
Silencer Shop will email an electronic document to you. Please review and digitally sign the file from your computer or mobile device.
Set up your ATF eForms account at eforms.atf.gov. Make sure your email, name, and address match your Silencer Shop profile information exactly.
You'll receive an email from Silencer Shop that says "Ready to Certify" and includes the phone number of your local Powered by Silencer Shop dealer. Set up a time to certify with your dealer and submit the form to the ATF for processing.

Specifications

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Dimensions	1x1x1

Product Questions

Customer Questions

What is the quietest 223 suppressor currently available, and is it suitable for an AR-15?

What should I consider before buying a silencer for hunting rifle vs. target shooting?

What are the benefits of a rifle suppressor when shooting AR-15 or other semi-auto platforms?

How do I properly maintain a silencer for rifle to ensure longevity?

Are rifle suppressors or rifle silencers interchangeable among different firearms?

Does adding a rifle suppressor for hunting reduce recoil and noise significantly?

Will a rifle with silencer or “rifle can” affect accuracy or bullet velocity?

How can I choose the right suppressor for a rifle in .223/5.56 or .30 caliber?

Are hunting rifle suppressors legal, and do silencers for hunting require special permits?

What is the difference between a rifle suppressor and a rifle silencer?

What is the best 5.56 suppressor for 2024, and why should I consider it for my AR-15?

What is the best AR-15 suppressor adapter, and how does it affect performance?

Can a faux suppressor on a 5.56 rifle offer any real benefits, or is it purely cosmetic?

How does the best 5.56 suppressor under $500 compare to more expensive models?

What makes the Surefire suppressor 556 a popular choice among AR-15 enthusiasts?

Can you shoot .223 out of a 5.56 suppressor, and what are the considerations?

How loud is an AR-15 with a suppressor, and what factors affect the sound reduction?

What is the difference between an AR-15 silencer and an AR-15 suppressor?

Can I use a .30 cal suppressor on a 5.56 rifle, and what are the pros and cons?

How does the quietest 5.56 suppressor compare to other suppressors on the market?

SIEGE ROC556K -Direct Thread

FEATURES & BENEFITS OF THE ROC556K:

TECHNICAL SPECIFICATIONS

WHAT’S IN THE BOX

HOW TO BUY THE SIEGE ROC556K WITH SILENCER SHOP

Product Questions

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