Ronin Arms RA5-SD – The Ultimate Integrally Suppressed MP5SD Build

Build Time: 4–6 Months | Precision-Crafted | Made in the USA

✅ Own the Gold Standard of MP5SD Builds

The Ronin Arms RA5-SD isn’t just another clone—it’s the pinnacle of integrally suppressed MP5 engineering, crafted for shooters who demand elite suppression, flawless reliability, and authentic performance.

Every RA5-SD is hand-built by one master gunsmith from start to finish, adhering to Ronin Arms’ “One Gun, One Gunsmith” philosophy. The result? Seamless integration, flawless cycling, and world-class suppression in a purpose-built platform trusted by operators and collectors alike.

✔ No shortcuts. No compromises. No mass production.
✔ Built for professionals, enthusiasts, and serious collectors.

🔥 Limited production. Secure your build now—slots fill fast! 🔥

🔊 Why Choose the Ronin Arms RA5-SD?

✔ True Integral Suppression – Suppressor and barrel engineered together for maximum sound reduction and reliability
✔ Titanium Suppressor Technology – Strong, lightweight, and designed for extreme round counts
✔ Handcrafted Perfection – Each build is custom-fitted, TIG-welded, and live-fire tested
✔ Premium Components – From receiver to bolt group, every part is elite

🛠 Premium Features & Components of the RA5-SD

✔ LSC Receiver Flat – Built for Strength & Precision

✔ Precision-rolled and welded for maximum strength
✔ Perfect geometry for reliable operation and flawless fit

✔  Cold Hammer Forged 6.75” Ported SD Barrel

✔ Engineered for maximum suppression and accuracy
✔ Precision porting ensures 115gr and 124gr ammo runs subsonic
✔ Cold hammer forged for unmatched durability and longevity

✔ 12” Katana Titanium SD Suppressor – Fully Integrated & Ultrasonic Compatible

✔ Aerospace-grade Titanium Construction – Lightweight, incredibly strong
✔ Extended Service Life: Rated for 400,000–500,000 rounds
✔ Low Maintenance Design – No internal cleaning required; ultrasonic compatible for external care
✔ Whisper-Quiet Suppression – Industry-leading sound reduction with minimal blowback
✔ Optimized Gas Flow – Reduces backpressure for smooth cycling and reliability

✔ Tungsten-Filled RCM Bolt Group

✔ Flawless cycling and smooth operation under all conditions
✔ Built to last with tungsten-filled components for weight and balance

✔ HK SP5-Style Ambidextrous Trigger Pack & Housing

✔ Ambi selector for intuitive control
✔ Crisp, consistent trigger pull for precision shooting

✔ Additional Premium Features

✔ Integrated 1913 Rail – Rock-solid optics platform
✔ HK Black Finish – Corrosion-resistant, professional-grade coating
✔ 30-Round Curved Magazine – HK spec, built for reliability

🎨 Customization Options Available

✔ Stock & Handguard Choices – Configure your build for your needs
✔ Cerakote Upgrade – Premium color options for a unique finish

🔧 RA5-SD Build Process – No Compromises, Ever

✔ Precision Barrel Installation – Hand-fitted and aligned for suppressor integration
✔ Cocking Tube & Shroud Assembly – Expertly fitted for strength
✔ TIG Welding – Reinforces critical components for extreme durability
✔ HK Black Finish – Factory-grade aesthetic and corrosion resistance
✔ Live-Fire Testing – Each build validated for flawless performance

📦 Ordering, Shipping & Compliance Information

✔ FFL Required – Suppressor requires SOT transfer
✔ NFA Compliance – ATF Form 4 process required at your FFL
✔ Build Time: 4–6 months (quality takes time)

🔐 Refund & Cancellation Policy

• No refunds once suppressor Form 3 transfer has been initiated

• All cancellations subject to 20% restocking fee

✅ Who is the RA5-SD For?

✔ Collectors & Enthusiasts – Own the most authentic, precision-built MP5SD
✔ Professionals & Agencies – Trusted for duty, training, and tactical use
✔ Discerning Shooters – Demand top-tier accuracy and true SD performance

🔊 Suppressor Maintenance & Warranty

✔ Non-Serviceable Design – Rated for 400,000–500,000 rounds
✔ Ultrasonic Cleaner Compatible for external care
✔ Contact Ronin Arms for authorized servicing when required
❌ Do NOT attempt disassembly – Voids warranty

🔥 Secure Your RA5-SD Build Today!

When you choose the RA5-SD, you’re not just buying a firearm—you’re investing in heritage, innovation, and elite-level craftsmanship.

🚀 Experience the ultimate MP5SD platform. Experience Ronin Arms.
👉 Reserve your RA5-SD now and join the Ronin Family!

📩 Questions? Email info@roninarmsaz.com
📌 Follow and share your build: #RoninArms #RoninFamily