Ronin Arms MP5SD-K Integrally Suppressed Conversion

Build Time: 2–4 Months | Precision-Crafted | Made in the USA

✅ Why Upgrade Your MP5 to the MP5SD-K with Ronin Arms?

If you own a full-size MP5 receiver, you already have a legendary platform. But why stop there? With the Ronin Arms MP5SD-K conversion, you transform your standard MP5 into a compact, integrally suppressed powerhouse—perfect for professionals, collectors, and serious shooters who demand the ultimate in suppression, reliability, and craftsmanship.

This isn’t just a barrel swap. It’s a handcrafted, TIG-welded, live-fire tested evolution of the MP5SD platform, precision-engineered to deliver whisper-quiet performance in a shorter, more agile configuration.

At Ronin Arms, every build follows our “One Gun, One Gunsmith” philosophy—ensuring elite-level precision, reliability, and aesthetics that stand apart from factory offerings.

When you choose Ronin Arms, you’re choosing:
✔ Unmatched Sound Suppression
✔ Compact, Tactical Handling
✔ Premium Materials & Craftsmanship
✔ Rigorous Live-Fire Testing for 100% Reliability

❌ Important Compatibility Notice

✔ This conversion is for full-size MP5 receivers only
❌ MP5K and MP5K-N models are NOT compatible
❌ K receivers cannot be converted to the SD-K platform

📌 Verify your model before ordering to avoid delays and return fees.

🔥 What’s Included in the MP5SD-K Conversion?

8” Wakizashi Titanium Suppressor (NEW for 2025)

✔ Aerospace-grade Titanium Construction – Lightweight yet exceptionally strong
✔ Ultra-Quiet Performance – Engineered for maximum suppression
✔ Estimated Service Life: 40,000–50,000 rounds
✔ Maintenance-Free Design – Ultrasonic compatible

5.75” Ronin Arms MP5SD-K Ported Barrel

✔ Precision-Ported for Optimal Gas Regulation – Reduces standard 115gr and 124gr ammo to subsonic speeds
✔ Eliminates the need for 147gr subsonic ammo
✔ Engineered for Reliability – Flawless cycling and reduced recoil

Additional Premium Components

• SD Barrel Shroud & Cover – Hand-fitted for a seamless factory look

• SD Cocking Tube & Support – Reinforced for structural integrity

• High-Temperature Sealing Ring – Maximizes efficiency and minimizes carbon buildup

• 120° SD Locking Piece – Smoother recoil and consistent cycling

• SD Front Sight with Integrated Sling Loops – Functional, authentic design

🛠 How the MP5SD-K Conversion Process Works

1️⃣ Disassembly – Removal of your factory barrel and components
2️⃣ Precision Installation – 5.75” ported barrel 
3️⃣ TIG Welding – Shroud, cocking tube, and front sight reinforced for durability
4️⃣ HK Black Factory Finish – Restores authentic appearance and corrosion resistance
5️⃣ Live-Fire Testing – Every conversion is tested under real conditions
6️⃣ Final QC Inspection – Ensures perfection before shipping

Technical Specifications (Copy-Friendly)

• Suppressor: 8” Wakizashi Titanium (Integrally Suppressed)

• Barrel Length: 5.75” Ronin Arms Ported SD Barrel

• Locking Piece: 120° SD Spec

• Estimated Suppressor Life: 40,000–50,000 rounds

• Maintenance: Non-serviceable (Factory rebuild available)

• Finish: HK Factory Black

📦 Shipping & Transfer Information

✔ Ship ONLY your barreled receiver and bolt carrier group
✔ Include your printed order receipt – Required for processing
✔ Suppressor Transfer: Handled via ATF Form 3 to your dealer’s FFL/SOT
✔ Original Barrel Returned with your completed conversion

🚫 Do NOT send extra parts (stocks, trigger packs, optics) – $50 handling fee applies; return not guaranteed

⏳ Build Time & ATF Notes

• Estimated Build Time: 2–4 months

• ATF Form 3 Transfer Required: Wait times are outside our control
  ⚠ Status calls do not speed up processing

🔐 Refund & Cancellation Policy

• No refunds once the suppressor is Form 3’d

• All cancellations subject to 20% restocking fee

✅ Why Choose Ronin Arms for Your MP5SD-K?

✔ True Integrally Suppressed Performance – Whisper-quiet shooting, factory-level reliability
✔ Compact Design – Optimized for CQB and tactical use
✔ Premium Materials – Titanium suppressor, precision-machined components
✔ Handcrafted Excellence – Built one at a time for unmatched quality

🔓 Unlock the Ultimate MP5SD-K Suppressed Experience

When you upgrade with Ronin Arms, you’re not just converting a firearm—you’re investing in elite craftsmanship, cutting-edge suppression technology, and proven reliability trusted by professionals and enthusiasts alike.

🚀 Experience precision. Experience Ronin.
👉 Order your MP5SD-K conversion today and join the Ronin Family!

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