Guns

5 Best Glock 43X MOS Slides | Buying Guide & FAQs

As someone with an immense passion for firearms, I understand the importance of upgrading your Glock to ensure not only that it looks good but also performs exceptionally. One such upgrade is a MOS slide, which makes your Glock 43X optics ready and allows you to mount a range of popular red-dot sights directly to your slide.

As we explore the best 5 Glock 43X MOS slides, it is important you identify one that matches your use case and preferences. Always be sure to only buy quality products, as cheap or knock-off products can do more harm than good. Finally, when you buy an optic for your Glock 43X MOS, make sure it is compatible with the optic cut.

#1 Glock 43X Slide
Most Durable Slide
#1 Precision Manufactured Slide
4.9
3.5
4.7

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#1 Glock 43X Slide
4.9

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#1 Precision Manufactured Slide
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1. TRUE PRECISION AXIOM SLIDE

#1 Glock 43X Slide
TRUE PRECISION AXIOM SLIDE
4.9

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The True Precision Axiom Slide is as golden as precision can get. This slight immediately caught my eye with its attractive side and top-cut windows. I’m also a fan of its aggressive front and angled rear serrations, providing an excellent grip.

At $395, this slide is a bit on the expensive side, but it’s perfect for those who want variety in finishes and stand out from the crowd with the golden finish.

Glock 43x Axiom slide

Another great feature is this slide’s compatibility with optics. The RMS optic cut allows you to mount various optics, from the Holosun 507K to the Sig Romeo Zero and Leupold DeltaPoint Pro.

Did I mention it’s designed and manufactured in the US – ensuring top-notch quality?


2. ZAFFIRI PRECISION RTS GLOCK 43

Most Durable Slide
ZAFFIRI PRECISION RTS GLOCK 43 ZPS.2 RMSC CUT SLIDE
3.5

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The Zaffiri Precision RTS Glock 43 slide is the perfect addition to Glock pistols. This slide has craftsmanship written all over it. The Armor Black finish gave my Glock 43 a sleek appearance, and the tight tolerances also translated to better accuracy.

This slide is constructed from billet 17-4 stainless steel, so you know this slide will endure any durability test you put it through. Overall, at $315, you pay less for the Zaffiri than the True Precision, and you get more or less the same performance, making it ideal for Glock enthusiasts seeking a balance between price and quality.


3. GERY GHOST STRIPPED SLIDE

#1 Precision Manufactured Slide
GERY GHOST STRIPPED SLIDE FOR GLOCK 43/43X
4.7

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I love the DiamondLike Coating on this slide – it feels durable and looks sophisticated. Additionally, the choice between angled serrations or diamond checkering offers a lot of versatility in grip and aesthetics.

glock 43x gery ghost slide

The Gery Ghost has been milled specifically for the Shield RMSc optic, meaning you can also mount other compact red dots, such as the Swampfox Sentinel. If you want a slide for your Glock 43 or 43X to make it more suited for concealed carry, this is the one you need to get!

This slide is the most expensive on our list, at $409.99, but you know quality, durability, and performance are included in that price.


4. Bishop Defense Glock 43 Pistol Slide

#1 Budget Slide
Bishop Defense Glock 43 Pistol Slide
4.7

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Next on our list, we have the Bishop Defense Glock 43 Pistol Slide. This slide looks very tactical, thanks to its diamond-textured knurling. Also, the window cuts not only look good but also help reduce the overall weight of the slide.

This slide features the RMR mounting footprint, and at $299, it’s the perfect slide for budget-conscious buyers wanting premium modifications.


5. Zaffiri OPMOD Z51M Glock 43/43X Pistol Slide

#1 Stainless Steel Slide
Zaffiri OPMOD Z51M Glock 43/43X Pistol Slide
4.7

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Lastly, the OPMOD Z51M is another exceptional 43X pistol slide, boasting a custom Cerakote which is a true work of art. It’s not just about looks; the heat treatment ensures this slide can endure intense use.

The OPMOD Z51M costs $350 and is ideal for Glock owners who want a beautiful slide that also fits all the criteria of what makes a good Glock 43X slide.


What Makes A Good Glock 43X MOS Slide?

When we review a Glock 43X MOS slide, there are a lot of factors it must adhere to before it meets the HuntersHalt stamp of approval. A good slide combines impeccable craftsmanship with functionality.

It has enhanced durability features, such as featuring high-quality materials and heat finishes – ensuring it can endure repeated use without compromising the firearm’s integrity, such as the barrel. A good slide should also deliver precision, ensuring the firearm shoots accurately every time.

A huge factor in what makes a Glock 43X slide good is user-friendliness. A good slide will have features like easy-to-manipulate serrations for better grip as well as a wide variety of optic compatibility, which leads us to the next point of discussion.


What Key Features Distinguish The Glock 43X MOS Slide From The Standard Slide?

A Glock 43X MOS slide has been adapted to support various optics without the need for custom milling or modifications, making it more user-friendly and “tactical-ready.”

Additionally, a Glock 43X MOS slide also has pre-drilled holes for mounting optics with the screws provided when you purchase the slide.

It also has enhanced serrations for better grip and manipulation, as well as better quality assurance. Basically, think of the Glock 43X MOS slide as a premium version of the standard slide that is already optic-ready.


Are All Glock 43X MOS Slides Optic Ready?

Yes, all Glock 43X MOS slides are optic-ready. MOS stands for Modular Optic System, which means these slides come with a design specifically meant to accommodate different optic mounts, such as the Shield RMSc optics or RMR footprint.


Which Optic Is Best For A Glock 43X?

The best optic for the Glock 43X is the Holosun 507C. It provides the perfect blend of performance, versatility, and durability for the Glock 43X.

Alternatively, if you want something smaller that still provides a significant edge over using traditional iron sights, the Shield RMSc is an excellent option. The Trijicon RMR is also decorated with positive reviews and will be a notable addition to your Glock 43X.


What Other Upgrades Can You Make On A Glock 43X?

As you know, the Glock 43X is a versatile firearm. Apart from upgrading the slide, you can also upgrade your trigger system for a crisper and cleaner pull. Grip modules are another great upgrade, especially if you want to improve handling.

One important upgrade that works well for self-defense is getting a laser sight for your handgun. They help to improve target acquisition rate as well as accuracy in the night. Finally, extended magazines are a noteworthy mention, providing you with those extra 3 – 5 bullets in situations when you need it most, such as life-or-death situations.


Frequently Asked Questions

Is It Legal To Modify Your Glock Slide?

Yes, it is legal in most states to modify your Glock slide. However, you cannot make the firearm fully automatic or violate other specific regulations.

What Is The Biggest Benefit Of Upgrading Your Glock 43X MOS Slide?

The biggest benefit of upgrading your Glock 43X MOS slide is having it optics-ready. Upgrading your slide also enhances accuracy and target acquisition speed. Plus, it makes the firearm more aesthetically pleasing.

Does Your Glock Slide Coating Affect Accuracy Or Performance?

No, the slide's coating primarily affects durability and resistance to elements like rust.

The Bottom Line

The Glock 43X MOS slide is an evolutionary addition to compact firearms, making the integration of optics straightforward and hassle-free. Regardless of your shooting use case, the Glock 43X with a MOS slide is a game-changer. While each of these slides listed in the article brings its unique set of features and aesthetics, it’s essential you find one that matches your specific needs and personal preference. Always prioritize functionality, compatibility, and durability. Nonetheless, with these 5 top options, you’re well on your way to making an informed choice!

About the author

Charles Neser

I'm a life long hunter & gun lover. Currently pursuing my Master's Degree (M.Sc.) in Animal Nutrition at University of the Free State.

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