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The RXM is the result of Ruger and Magpul putting their heads together to build a compact 9mm that doesn't cut corners where it counts. At its heart is a removable, serialized stainless steel Fire Control Insert (FCI) housed inside a Magpul Enhanced Handgun Grip — the same concept as the SIG P320's chassis system, but designed to plug straight into the Gen 3 Glock ecosystem. That means the vast world of Gen 3-compatible holsters, magazines, triggers, and parts is open to you from day one. The pistol weighs in at 23.2 ounces unloaded, stretches 7.15 inches overall, and sits at 5.31 inches tall — right in the wheelhouse of a Glock 19, which is intentional.
The OD Green slide and frame give this version a distinctive look without going overboard, and the hardware underneath backs it up. The through-hardened alloy steel slide is finished with a Black FNC nitride coating on the barrel, which adds real hardness and corrosion resistance — not just a surface treatment. Front and rear cocking serrations give you solid purchase when manipulating the slide, and the optic cut supports direct mounting of RMR, DeltaPoint Pro, and RMSc pattern optics without an adapter plate. Factory co-witness-height tritium sights mean the irons stay useful with or without a red dot on top. The flat-faced trigger breaks at around five pounds with a short, tactile reset that reviewers consistently describe as smoother and more refined than a standard Glock trigger out of the box.
The Magpul Enhanced Handgun Grip isn't just a frame — it's where you'll notice the most thought went into the ergonomics. The 3/4-scale TSP texture bites without being abrasive, the trigger guard undercut lets you ride the gun high for better recoil control, and the flared magazine well makes fast reloads easy without adding bulk. The built-in beavertail keeps the slide from chewing your hand. An integrated Picatinny accessory rail sits under the dust cover, ready for a weapon light or laser. Two Magpul PMAG 15 GL9 magazines come in the box, and beyond those, the RXM accepts the full range of Glock 17 and Glock 19 pattern magazines — including OEM Glock mags from Gen 3 onward.
Yes — the RXM is designed to accept Glock 17 and Glock 19 pattern magazines, including OEM Glock mags (Gen 3 and newer), Magpul PMAG GL9s, and most other double-stack 9mm magazines built on the G19 pattern. It ships with two Magpul PMAG 15 GL9 magazines. First-generation, non-metal-lined Glock 17 mags are a known exception and may not fit reliably.
The RXM slide is cut for direct mounting of RMR, DeltaPoint Pro, and RMSc footprint optics — no adapter plate required. Popular options that mount directly include the Trijicon RMR, Holosun 507C, and Shield Sights RMS2. The factory co-witness-height tritium sights remain fully usable alongside a mounted optic.
In most cases, yes. The RXM was designed to share the general footprint of the Glock 19, and it fits comfortably in many G19-pattern holsters. That said, the Magpul EHG grip module isn't an exact clone of the Glock 19 frame, so it's worth testing fit before relying on a particular holster for carry. Dedicated RXM holsters are also available.
The FCI is the serialized component of the pistol — think of it as the legal "firearm." It's a removable stainless steel chassis that sits inside the Magpul grip module and houses the trigger group. Because the FCI is separate from the grip, you can swap it into different Magpul EHG grip modules (different sizes, colors, or textures) without purchasing a new gun. It's a modular system similar in concept to the SIG P320's Fire Control Unit.
The flat-faced trigger on the RXM breaks at around five pounds with a short, tactile reset — consistently measured slightly lighter and described as smoother and crisper than a standard factory Glock trigger by multiple independent reviewers. There's a defined wall before the break, and follow-up shots feel predictable. It's a meaningful step up from a stock Glock trigger without needing any aftermarket work.
Yes. The RXM is manufactured in the United States at Ruger's facility in Prescott, Arizona. Both Ruger (slide, barrel, FCI) and Magpul (grip module, magazines) are American companies, making this a fully domestic collaboration.
| UPC | 736676194384 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 19438 |
| Action | |
| Barrel Length | 4" |
| Caliber/Gauge | 9mm |
| Capacity | 15 + 1 |
| Slide Description | Optic Ready/Serrated |
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