FMK Firearms G3 9MM 3.87″ 10RD BLK/TI GRAY

$345.59

The FMK Firearms G3 9MM 3.87″ 10RD BLK/TI GRAY is an optic-ready compact pistol for concealed carry and range use, featuring direct mounting for popular mini red-dots, a Fast Action trigger, and a comfortable rubberized grip — all at an affordable price.

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SKU: RSR|FMKG39TG Category:

Description

If you’re looking for a compact, optic-ready 9mm that won’t break the bank, the FMK Firearms G3 9MM 3.87″ 10RD BLK/TI GRAY is a fine choice for concealed carry and regular trips to the range. This pistol takes popular mini red-dot sights like the Burris Fastfire 3, Vortex Viper, Vortex Venom, and Trijicon RMR without needing any adapter plates — just mount and go. It comes chambered in 9mm with a 3.87-inch barrel, a 10-round magazine, and a two-tone black and titanium gray finish that looks sharp and resists wear. The Fast Action trigger gives you a short, consistent pull, and the rubberized backstrap helps tame recoil for better control. At just over three hundred dollars, you get a reliable shooter that’s ready for everyday carry right out of the box.

Manufacturer FMK Firearms
Model G3
Material Polymer frame, polished stainless steel barrel
Compatibility Burris Fastfire 3, Vortex Viper, Vortex Venom, Trijicon RMR optics
Finish Black & Titanium Gray
Weight Approximately 23 ounces (unloaded, per manufacturer specs)
Condition New

Key Features

  • Optic-Ready Slide: Why it matters: You can mount a mini red-dot directly to the slide without buying adapter plates — saves you time, money, and keeps the profile low for concealment.
  • Fast Action Trigger: Why it matters: The short, consistent pull helps you shoot more accurately and faster, whether you’re on the range or defending yourself.
  • Rubberized Backstrap & Ergonomic Grip: Why it matters: The textured grip and contoured frame reduce felt recoil and fit a wide range of hand sizes, giving you better control shot after shot.
  • Polished Stainless Steel Barrel: Why it matters: A smooth bore means better accuracy and easier cleaning — plus it resists corrosion for years of reliable service.
  • Redesigned Metal Slide Stop: Why it matters: A durable, positive slide stop that won’t wear out quickly, so you can count on it when you need it most.

Who It’s For

This pistol is built for the concealed carrier who wants a modern, optic-ready handgun without spending a fortune. It’s also a great choice for the weekend shooter who appreciates a reliable, easy-to-shoot 9mm for the range. If you’re a southern shooter who values practicality and performance, the FMK G3 fits right in.

Pros & Cons

  • Pros: Affordable price, direct optic mounting, comfortable grip, reliable trigger, good looks.
  • Cons: The trigger, while consistent, has a bit of creep compared to higher-end aftermarket triggers — but for the price, it’s more than acceptable.

How It Stacks Up

Feature FMK G3 (this pistol) Glock 43X MOS Smith & Wesson M&P Shield Plus
Caliber 9mm 9mm 9mm
Barrel Length 3.87″ 3.41″ 3.1″
Capacity 10 rounds 10 rounds 10/13 rounds
Optic Ready Yes (direct mount) Yes (with adapter plate) No (on standard model)
Weight (unloaded) ~23 oz ~16 oz ~18 oz
Price ~$308 ~$450 ~$400

The FMK G3 offers the best value for shooters who want an optic-ready pistol without paying a premium. While the Glock 43X MOS is lighter and has a huge aftermarket, the FMK comes ready for optics out of the box at a lower price. The Shield Plus is a proven performer, but it lacks factory optic mounting — you’d need to send the slide out for milling. For the budget-conscious shooter, the FMK G3 is a smart pick.

Frequently Asked Questions

What optics fit the FMK G3 without an adapter plate?

The slide is cut to accept the Burris Fastfire 3, Vortex Viper, Vortex Venom, and Trijicon RMR — no plate needed. Just screw them on and zero them.

Is this pistol good for concealed carry?

Yes, the compact size and lightweight polymer frame make it easy to carry IWB or OWB. The 10-round magazine keeps the grip short enough to hide under a T-shirt.

What is the trigger pull weight?

Per FMK Firearms specs, the Fast Action trigger has a pull weight of approximately 5.5 to 6.5 pounds, with a short reset for faster follow-up shots.

Does it come with a manual safety?

The standard model does not include a manual safety — it relies on the trigger safety and internal drop safeties. Some variants may be available with one, so check the listing.

Why Buy from Us

  • ✅ Nationwide delivery (all 50 states)
  • ✅ Ships within 1-2 business days
  • ✅ 30-day return policy
  • ✅ Secure checkout

Last updated: April 2026

According to industry data, over 60% of new handgun buyers choose 9mm for its balance of power and capacity. The FMK G3 is a solid entry in that space, giving you a reliable, optic-ready pistol at a price that leaves room for ammo and accessories.

Browse more options in our Semi Auto Handguns collection, or check out our Concealed Carry Handguns for similar models. If you’re looking for optics, see our Red Dot Sights section.

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