---
title: "Glock G43X MOS 15rd 9mm Pistol - Black"
description: "Glock G43X MOS 9mm pistol with a 3.41\" barrel, 15rd magazine, MOS optic cut, Slim Mounting Rail, and Glock Marksman Barrel."
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---

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GLC-PX4350203FRMOS

![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/309516/main.jpg?v=1775235416)

For illustration purposes only, this image may not be an exact representation of the product.

# GLOCK G43X MOS 9mm 3.41" 15rd - Black

The Glock G43X MOS is a slimline 9mm pistol with a compact-length grip, 3.41-inch barrel, and 15rd magazine. Its MOS slide is cut for select micro-optics and includes a GLOCK Slim Mounting Rail for accessories. Additional features include a Glock Marksman Barrel, reversible magazine catch, front slide serrations, integrated beavertail, and a 1.10-inch overall width.

5.0

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[1 review](#reviews)

$484

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Item #

309516

Style

GLC-PX4350203FRMOS

UPC

764503073441

Condition

New

Manufacturer

[Glock](https://www.kygunco.com/brand/glock)

Model

G43X

Round Capacity

15

Caliber

9mm

Action

Double Action Only

Barrel Length

3.41 in

The Glock G43X MOS is a slimline 9mm pistol designed for comfortable concealability with modern optics and accessory compatibility. Built around a compact-length grip and short subcompact barrel, it delivers balanced handling in a minimal-profile frame. The MOS slide is cut for select micro-optics and paired with the GLOCK Slim Mounting Rail, while Gen5 and Slimline refinements—anchored by the match-grade Glock Marksman Barrel (GMB)—provide accuracy, control, and everyday reliability.

FEATURES

- MOS slide cut for select micro-optics
- GLOCK Slim Mounting Rail for accessories
- Glock Marksman Barrel (GMB) for enhanced accuracy
- Short trigger distance with integrated beavertail
- Reversible magazine catch
- Precision-milled front slide serrations
- Slim 15-round magazine with high-visibility orange follower

SPECIFICATIONS

- Caliber: 9mm Luger (9×19)
- Action/System: Safe Action®
- Capacity: 15 rounds
- Barrel length: 3.41 in
- Overall length: 6.50 in
- Slide length: 6.06 in
- Overall width: 1.10 in
- Slide width: 0.87 in
- Height (with magazine): 5.04 in
- Weight (without magazine): 16.26 oz

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WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov).

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## Reviews

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Warren

Belpre, OH

For the past several years I have kept my Sig P365xl with Holosun 507kx2 Green Dot as my Primary Care mainly due to Capacity and Optic Mounting System. Now I am a Glock Fan also. I have everything from the G17/19/29/20 and 45. But when Glock finally went to the 15rd Magazine and Direct Mounting System. It was time to try the 43x again. I put a Osight SE Enclosed Emitter Multiple Reticle Green Dot. Just testing out how the Osight Holds up. Then added the Streamlight Trl7-sub to Complete the Setup. I am a firm believer in leaving your Carry Gun as Stock as Possible. I bought a few extra 15rd OEM Magazine's for training. I can't tell you how impressed I am with this New 43x MOS. I train at 15 meters and with the Factory trigger and Barrel it is extremely accurate and Reliable. Glock has Finally listened to the Customer and Built the best Carry Glock in my Opinion. I am still a Sig P365 and P365xl owner and Sig shooter. The Glock 43x MOS is a Winner ??

3 weeks ago

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