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FN Reflex MRD 9mm 3.3″ 10rd Optic-Ready Pistol – FDE

UPC: 845737016296

$569.00

2 in stock

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Description

FN doesn't usually rush into a category, and when they finally brought a double-stack micro-compact 9mm to the table with the Reflex, it showed. The MRD version takes everything that made the standard Reflex impressive and adds a direct-cut optic mount to the slide, making it compatible with Shield RMSc and Holosun 507K/407K footprint optics right out of the box, no adapter plates needed. The FDE finish gives it that unmistakable FN look, and the one-inch-wide slide profile keeps it from printing even under a lighter cover garment.

What Makes the FN Reflex MRD Trigger Different

The biggest talking point on the Reflex MRD is the internal hammer-fired single-action-only system, which is genuinely rare in a gun this small. While just about every other micro-compact 9mm on the market uses a striker-fired action, FN went a different direction, and the result is a trigger that reviewers and range testers consistently rate as the best in class for this size pistol. The pull comes in at 4.5 to 5.5 pounds with a distinct wall and a clean rolling break, and it gets even better as round count builds. Another underrated benefit of the hammer-fired design: you can field strip it without pulling the trigger, which is a small but appreciated detail.

FN Reflex MRD Sights and Optic Compatibility

Even without a red dot mounted, the Reflex MRD comes ready to work. The steel dovetail front sight has a tritium insert with a high-visibility orange ring for fast acquisition in low light, paired with a two-dot steel rear. These aren't plastic budget sights, and the sight radius is stretched out as far as FN could manage on a 3.3-inch barrel, which makes a real difference in practical accuracy. When you do decide to add an optic, the direct-mount cut keeps the dot sitting low and tight to the slide, and FN uses self-locking nylon-patched screws so you won't need thread locker to keep it seated. The slide ships with a steel blanking plate that sits flush until you're ready to mount glass.

The frame brings a multi-faceted grip texture that varies between the front strap, rear strap, and side panels to give your hand exactly what it needs where it needs it. There's also a slimline accessory rail for a sub-compact light, a reversible magazine release for left-handed use, and a frame-mounted takedown lever that rotates 90 degrees for tool-free disassembly. This 10-round model ships with two flush-fit magazines, making it a solid option where higher-capacity mags aren't available.

Key Specifications

  • Manufacturer: FN America / FN Herstal
  • MPN: 66-101415
  • UPC: 845737016296
  • Caliber: 9mm Luger
  • Action: Internal Hammer-Fired, Single Action Only (SAO)
  • Barrel Length: 3.3"
  • Overall Length: 6.2"
  • Height: 4.27"
  • Width: 1"
  • Weight: 18.4 oz
  • Capacity: 10+1
  • Trigger Pull: 4.5 – 5.5 lbs
  • Sights: Steel Dovetail Tritium Front w/ Orange Ring / Two-Dot Steel Rear
  • Optic Compatibility: Shield RMSc / Holosun 507K / 407K footprint (direct cut, no adapter needed)
  • Finish: Flat Dark Earth (FDE) / PVD Slide Finish
  • Safety: No Manual Safety (NMS) – Multiple Internal Passive Safeties

What’s Included

  • FN Reflex MRD pistol
  • Two 10-round magazines
  • Steel optic blanking plate
  • Owner's manual

Frequently Asked Questions

What optics are compatible with the FN Reflex MRD?

The Reflex MRD slide is direct-cut for the Shield RMSc and Holosun 507K/407K footprints, so there are no adapter plates involved. Optics using the same footprint, like the Swampfox Sentinel, SIG Romeo Zero, and Riton TACTIX MPRD 2, will also mount directly. The included steel blanking plate keeps the cut protected until you're ready to add glass.

Why does the FN Reflex MRD use an internal hammer instead of a striker?

FN went with an internal hammer-fired SAO system because it allows for a cleaner, lighter trigger pull than most striker-fired designs in this size class, without relying on a heavy trigger safety as the primary means of drop protection. It also means you can field strip the pistol without pulling the trigger first, which is a safety advantage many people appreciate. The internal hammer stays completely hidden and doesn't affect the slim profile of the slide.

Does the FN Reflex MRD have a manual safety?

This specific model is the NMS (no manual safety) version. It does rely on multiple internal passive safeties, including a hinged trigger safety that prevents the trigger from moving under inertia if the pistol is dropped. For buyers who specifically want a manual safety lever, FN offers an MS variant of the Reflex MRD as a separate model.

How does the FN Reflex MRD compare to a SIG P365 or Springfield Hellcat?

All three are double-stack micro-compact 9mms in roughly the same size envelope, but the Reflex MRD stands out with its internal hammer-fired trigger, which most testers rate as the best in the category. The Reflex MRD also ships with steel sights on both the standard and MRD models, while some competitors use polymer. The one-inch slide width is right in line with the competition, and the direct-mount optic system sits noticeably lower than some plate-based setups.

Is the FN Reflex MRD a good option for everyday carry if I have larger hands?

The Reflex was designed with ergonomics that hold up well across different hand sizes. The grip texture is varied intentionally, with more aggressive knurling on the front and rear straps and smoother panels on the sides, so it locks into your palm without chewing up your hand on a long carry day. Range testers with larger hands have noted that the grip angle and texture give them solid control even with a flush-fit magazine, and the extended mag makes it even more comfortable to shoot.

What accessories fit the FN Reflex MRD rail?

The Reflex MRD features a slimline accessory rail that is compatible with sub-compact weapon lights designed for micro-carry pistols. The rail profile is compatible with lights like the SureFire XSC and Streamlight TLR-7 Sub, keeping the overall package slim enough for IWB carry with a light attached.

Additional information

UPC

845737016296

Manufacturer

Manufacturer Part Number

66-101415

Action

ATF Type

Pistol

Barrel Finish

Black

Barrel Length

3.3"

Caliber/Gauge

9mm

Capacity

10

Color

Flat Dark Earth

Length

11.1500

Model

Number of Magazines

2 10 rd.

Package Height

2.25

Package Width

8.125

Product Type

Semi-Auto Pistol

Safety

No

Shipping Weight

2.0

Sights

3 Dot

Sights Type

Steel Dovetail Tritium Front/Double-Dot Rear

Slide Description

Optic Ready/Serrated

State Restriction (CA)

NO DIRECT SHIP TO CALIFORNIA

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