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$5,550.00
Out of stock
Build Time: 6-8 Months | Precision-Crafted | Made in the USA
The Ronin Edition MPXSD-K (Short Barrel Rifle) is the ultimate compact integrally suppressed MPX platform. Built for shooters who demand elite suppression, agile handling, and uncompromising quality, this system delivers industry-leading performance in a smaller, more maneuverable package.
Each build follows Ronin Arms’ “One Gun, One Gunsmith” philosophy, ensuring every firearm meets exacting standards of precision and reliability. When you choose the MPXSD-K, you’re choosing a battle-ready platform designed for real-world performance and longevity.
When you invest in the Ronin Edition MPXSD-K, you get:
✔ Compact & Maneuverable Design for CQB
✔ Elite Noise Suppression with Titanium Construction
✔ Exclusive Ronin Edition Cerakote Finish
✔ Premium Components & Precision Engineering
The Wakizashi Titanium suppressor is the lightweight powerhouse of the MPXSD-K build, offering unmatched suppression in a compact design.
✔ Aerospace-grade Titanium Construction – Ultra-light, incredibly strong
✔ Whisper-Quiet Performance – Reduced noise signature for tactical advantage
✔ Estimated Service Life: 40,000–50,000 rounds
✔ Maintenance-Free Design – Non-serviceable; factory rebuild option available
✔ Perfectly balanced for enhanced control and fast target transitions
✔ Precision-Ported System – Reduces 115gr & 124gr 9mm ammo to subsonic speeds
✔ No Need for Expensive 147gr Subsonic Ammo – Cost savings without sacrificing performance
✔ 18 x 1 Rear Thread Pitch – Secure and reliable suppressor attachment
✔ Engineered for minimal recoil and maximum accuracy
✔ Ronin Edition Exclusive Cerakote Finish – Custom, hand-applied for durability and style
✔ Enhanced corrosion resistance & premium color selection
✔ Iconic Ronin Insignia – A mark of elite craftsmanship
✔ All Full Builds Include a Savior Case – Premium protection and transport, tailored for your Ronin firearm
🚨 NEVER FIRE WITHOUT THE SUPPRESSOR ATTACHED
✔ Removing the suppressor before firing can cause catastrophic damage
✔ Always confirm suppressor installation before use
✔ Designed for 115gr and 124gr 9mm ammo
✔ No need for costly 147gr subsonic rounds
✔ Built-in porting ensures whisper-quiet performance every time
✔ Non-serviceable suppressor design rated for 40,000–50,000 rounds
✔ Factory rebuild option available if needed
✔ Do NOT attempt disassembly – Tampering voids warranty
✔ Covers defects in materials and craftsmanship
✔ Repair or replacement at Ronin Arms’ discretion
❌ Does not cover misuse, neglect, or unauthorized modifications
🚨 Never fire without suppressor attached
✔ Hand-tighten only – Do NOT over-tighten
✔ Allow suppressor to cool before removal
✔ Build Time: 4–6 Months (perfection takes time)
✔ Suppressor Transfer: Handled via ATF Form 3 to your FFL
✔ ATF Wait Times: Beyond our control; calling will NOT speed the process
Because every Ronin Arms product — from full builds to suppressors, parts, and conversions — is hand-built or custom-fit to order:
We operate on a “One Gun. One Gunsmith.” standard of craftsmanship. Each order is scheduled, parts allocated, and work begins immediately to meet your timeline.
Please review your order carefully before checkout. If you have any questions or need clarification, reach out before purchasing — we’re happy to help ensure your order is exactly what you want.
✔ Compact CQB Design – Perfect for tight environments without losing performance
✔ Whisper-Quiet Suppression – True SD performance in a smaller package
✔ Premium Trigger, Safety, and Charging System – Professional-grade components
✔ Exclusive Ronin Cerakote Finish – Customizable and rugged
✔ Hand-Built for Durability and Reliability
Ronin Arms builds limited quantities of the MPXSD-K to ensure elite craftsmanship. Don’t miss your chance to own the most advanced compact integrally suppressed MPX platform available.
🚀 Experience tactical perfection. Experience Ronin.
👉 Click “Add to Cart” now and secure your build!
📌 Tag your build on Instagram: #RoninArms #RoninFamily
Precision USA Manufacturing
Trusted SSL Protection
Prompt Communication
Ji Thomas Elliott –
5-Star Review: Ronin Arms MPXSD-K (Dark Army) – My New Favorite Firearm!
I just took delivery of my Ronin Edition MPXSD-K in the stunning Dark Army finish, and I honestly can’t stop grinning every time I pick it up. This thing is an absolute masterpiece of engineering and style. If you’re looking for the ultimate compact, integrally suppressed 9mm platform, stop searching — you’ve found it.
From the moment you unbox it, the quality hits you hard. The Dark Army Cerakote is flawless — that deep, aggressive, tactical black with subtle undertones gives it a menacing, professional look that turns heads at the range. It’s not just pretty; the finish feels incredibly durable and premium. Ronin Arms clearly poured their heart into every detail, from the laser engraving to the perfect fit and finish.
Performance-wise, this short-barreled beast is in a league of its own. The 5.75″ ported SD barrel combined with the 8″ Wakizashi titanium suppressor turns standard 115gr and 124gr ammo into whisper-quiet subsonic magic. No need to hunt down expensive 147gr subs — it just works beautifully right out of the box. At the range, it’s legitimately “Hollywood quiet.” The sound suppression is phenomenal, with minimal blowback and zero gas to the face thanks to Ronin’s expertly tuned gas system. Recoil is soft and controllable, making rapid fire feel like a dream. Accuracy is outstanding for a compact setup, and it cycles flawlessly round after round.
The included upgrades elevate it even further: the Elftmann adjustable trigger breaks crisp and clean, the Battle Arms Development ambi safety and Radian Raptor charging handle make it incredibly ergonomic and shooter-friendly from either side. It’s lightweight, balanced perfectly, and shoulders like it was custom-made for you. Whether you’re running drills, plinking, or just enjoying the most fun suppressed PCC experience possible, this gun delivers pure joy.
Ronin Arms’ workmanship is top-tier — everything is precision-crafted in the USA with obvious pride. Customer service has been outstanding too (they even sorted out a minor suppressor mix-up for a buddy with zero hassle). This isn’t just an upgrade; it’s a complete transformation that makes the already excellent SIG MPX platform into something truly special.
If you want a compact, ultra-quiet, reliable, and downright sexy suppressed 9mm that runs on cheap ammo and feels like a high-end custom build, the Ronin Arms MPXSD-K in Dark Army is worth every penny. It’s quickly become my favorite gun in the safe, and I can’t recommend it highly enough. Do yourself a favor and get one — you won’t regret it for a second.
Pros:
Insanely quiet integral suppression
Runs cheap 115/124gr ammo subsonic
Beautiful Dark Army finish
Premium components throughout
Flawless reliability and soft shooting
Cons: None. Seriously.
10/10 — Buy it, you won’t be disappointed!
— Ji Thomas, Las Vegas, NV