Description
The Glock G43X MOS in Gator Green takes everything people love about the slimline 43X platform and dresses it up with a distinctive green polymer frame and a factory optics cut. It carries the same compact grip length and subcompact-slim slide that made the 43X a concealed carry favorite, but this configuration adds a lot of real-world capability. Chambered in 9mm Luger, it runs a 3.41 inch Glock Marksman Barrel for that bit of extra accuracy, and it ships ready to run a micro red dot and a weapon light.
What Sets This Gator Green G43X MOS Apart
The MOS slide is cut for the Shield RMSc and Holosun-K optic footprint, so popular micro dots like the Holosun 507K, EPS Carry, or Shield RMSc mount up without a stack of adapter plates. Up front you get a slim accessory rail for a compact light or laser, which is not something you find on the standard non-rail 43X. The steel slide wears Glock's tough surface treatment that cuts down on wear and shrugs off corrosion, and the matte finish keeps glare to a minimum.
Capacity and Everyday Carry Feel
This one leaves the factory with the newer 15-round metal slimline magazines, so you are looking at a true 15+1 without digging into aftermarket mags or swapping your magazine catch. That is a serious jump over the older 10-round slimline guns while keeping the frame just as thin and easy to hide. The built-in beavertail and reversible magazine release round out the ergonomics, and the ambidextrous-friendly controls work for righties and lefties alike.
Built on Glock's Safe Action System
Under the hood it is pure Glock. The Safe Action trigger gives you a consistent pull from the first round to the last, backed by three independent mechanical safeties that disengage as you press the trigger and reset the moment you let off. For anyone already familiar with the Glock manual of arms, this Gator Green 43X MOS will feel right at home while adding a pop of color and a modern optics-ready setup.
Key Specifications
- Manufacturer: Glock
- Model: G43X MOS
- Manufacturer Part Number: UX4350204NR15GATOROR
- UPC: 850072948270
- Caliber: 9mm Luger
- Capacity: 15 + 1
- Barrel Length: 3.41" Glock Marksman Barrel
- Overall Length: 6.50"
- Width: 1.10"
- Height: 5.04" with magazine
- Action: Striker Fired, Safe Action
- Frame: Gator Green Polymer with Accessory Rail and Beavertail
- Slide: Steel, Serrated, MOS Optics-Ready
- Optic Footprint: Shield RMSc / Holosun-K
- Sights: White Dot Front, White Outline Rear
- Weight: 16.26 oz without magazine
What’s Included
- Glock G43X MOS pistol
- Two 15-round metal slimline magazines
- Magazine loader
- Cleaning kit
- Pistol case
- Gun lock
- Owner's manual
Frequently Asked Questions
Does the Glock G43X MOS come optics ready?
Yes, this G43X MOS has a factory-milled optics cut on the slide. It is cut for the Shield RMSc and Holosun-K footprint, so compatible micro red dots like the Holosun 507K, EPS Carry, or Shield RMSc mount directly. Keep in mind the optic and any needed hardware are sold separately.
How many rounds does this G43X hold?
It ships with two of Glock's newer 15-round metal slimline magazines, giving you a 15+1 capacity out of the box. That is a solid upgrade over the older 10-round slimline guns, and it runs on the standard magazine catch with no extra parts needed.
Does the Gator Green G43X MOS have an accessory rail?
It does. The frame includes Glock's slim mounting rail up front, so you can add a compact weapon light or laser. That makes it a flexible option for everyday carry and home defense alike.
What makes this version different from a standard G43X?
Three things stand out: the Gator Green polymer frame, the MOS optics-ready slide, and the included 15-round magazines. A standard 43X is typically black, may not have a rail or optics cut, and older models shipped with 10-round mags. This configuration bundles the carry-focused upgrades together.





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