SIEGE ROC556K

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 1.375×24 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 1.375×24 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 1/2×28 – 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.