RADICAL DEFENSE MK1 MOD1 PDW

The Radical Defense RD-MK1 MOD1 PDW Combo is a purpose-built, compact weapon system available in both 5.56mm and 300 Blackout. Designed for maximum performance in a minimal footprint, each rifle is paired with the XPD Suppressor, tuned specifically for its respective caliber and barrel length. Whether you’re shooting subsonic 300 BLK or supersonic 5.56, this combo delivers exceptional sound suppression, reduced recoil, and reliable accuracy—all in a platform ideal for tactical applications, home defense, or recreational shooting. Featuring a rugged 7” Hybrid M-LOK rail, the RD-MK1 MOD1 PDW has a partially tucked silencer for a sleek and compact build, it also allows for flexible accessory mounting without sacrificing durability or balance. Its compact size and lightweight construction make it easy to maneuver in confined spaces, while premium materials and Radical Defense’s quality manufacturing ensure consistent, dependable performance in demanding environments.  Whether you’re running supersonic or subsonic, suppressed or unsuppressed, the RD-MK1 MOD1 PDW is ready to deliver. Choose your caliber. Stay on target. And shoot quieter with Radical Defense. 
FEATURES & BENEFITS OF THE RD-MK1 MOD1 PDW
Available in 5.56mm and 300 BLK for versatile mission profiles. 
XPD Suppressor included, optimized for each caliber and barrel length. 
7” Hybrid M-LOK rail for strength, modularity, and lightweight handling. 
Compact PDW design for superior portability and maneuverability. 
Built with premium components for long-lasting, reliable performance. 
Ambidextrous safety selector makes this ideal for left or right-handed shooters. 
TECHNICAL SPECIFICATIONS
Caliber: 5.56 or 300BLK
Length: 28.75” extended- 24.75” collapsed
Barrel Length: 6.5″
Weight: 6.65 LBS
WHAT’S IN THE BOX? 
Radical Defense MK1 MOD1 PDW 
Magazine
Owners Manual
HOW TO BUY THE RD-MK1 MOD1 PDW WITH SILENCER SHOP 
Add the RD-MK1 MOD 1 to your cart. Make sure to include a tax stamp 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.