You’ve got a Glock 43X MOS, and you’ve added a red dot sight. Now, how do you carry it safely and comfortably? Picking the right holster for this popular setup can feel like a puzzle. Many holsters don’t fit the red dot sight, or they make your gun too bulky to carry discreetly.
Finding a holster that securely holds your Glock 43X MOS with its red dot, while also allowing for a quick draw and comfortable all-day wear, is a real challenge. You want something that protects your firearm and your sight, but doesn’t get in your way. It’s frustrating when you spend money on a holster only to find out it’s not quite right.
This post will help you cut through the confusion. We’ll explore what makes a great holster for your Glock 43X MOS with a red dot. You’ll learn about the key features to look for, like proper fit, retention, and comfort. By the end, you’ll be ready to choose a holster that perfectly matches your needs and keeps your firearm ready.
Our Top 5 Holster For Glock 43X Mos With Red Dot Recommendations at a Glance
Top 5 Holster For Glock 43X Mos With Red Dot Detailed Reviews
1. DeSantis Slim-Tuk Holster
Rating: 8.6/10
The DeSantis Slim-Tuk Holster in black is a fantastic option for anyone looking for a reliable and comfortable way to carry their Glock 43, 43X, or 43X MOS. It’s designed for concealed carry, meaning you can keep your firearm close and hidden without anyone knowing. Whether you have a red dot sight on your pistol or not, this holster is made to fit perfectly.
What We Like:
- It’s an ambidextrous IWB (Inside the Waistband) holster made from strong Kydex.
- The adjustable 360 C-Clip lets you put it anywhere you want and keeps your gun super secure.
- It’s made to be super discreet, so it’s hard to notice you’re carrying.
- It works for both right-handed and left-handed shooters.
- You’ll hear a clear click when your gun is safely holstered, which is a great safety feature.
- DeSantis is a family-owned business that has been making great carry gear for over 50 years, and they make everything right here in the USA.
What Could Be Improved:
- While the Kydex is durable, some users might prefer a softer material for maximum comfort during very long wear times.
- The universal fit for red dot sights is good, but specific models might have even tighter tolerances.
Overall, the DeSantis Slim-Tuk holster offers excellent security and concealment for your Glock. It’s a well-made, American-made product that’s built to last.
2. Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Glock 43 43X MOS Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry
Rating: 8.7/10
Carrying your Glock 43 or 43X MOS with a red dot sight just got a whole lot more comfortable and secure. This Kydex Inside-the-Waistband (IWB) holster is designed for appendix carry, and it comes with a special foam pad wedge kit to make it even better. It fits your pistol like a glove and is ready for your optic.
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What We Like:
- The holster fits your Glock 43/43X MOS with red dot optics perfectly.
- The included comfort foam pad wedge kit helps you hide your gun better and feels more comfortable.
- It has a “Posi-Click” system that makes a click sound when your gun is locked in, so you know it’s secure.
- The holster fits a 1.5-inch belt tightly, with a hook at the bottom to keep it from moving when you draw your gun.
- You can adjust the angle (cant) of the holster from -5° to 20° to find what works best for you.
- All the edges are smooth and polished for a great feel and consistent performance.
- The inside of the holster is smooth to prevent scratching your handgun.
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What Could Be Improved:
- While the wedge kit is easy to install, some users might prefer a pre-installed option.
- The specific fit for red dot optics is great, but users without optics might find it slightly less streamlined if the optic cut is open.
This holster offers a fantastic blend of security, comfort, and concealability for your Glock. It’s a solid choice for anyone looking to carry their firearm discreetly and comfortably.
3. Kydex Iwb Holster for Glock 43x 48 Mos G43X G48 Rail with Streamlight TLR-7 Sub 500-Lumen Flashlight Light Red Dot Optic Cut Concealed Carry
Rating: 9.3/10
This Kydex IWB holster is designed for your Glock 43X and 48, even if they have the MOS system or a rail. It’s also compatible with the Sig Sauer P365 and P365XL. What makes it special is its snug fit for your gun, especially when you add a Streamlight TLR-7 Sub flashlight. It even has room for a red dot sight. You can carry it comfortably and discreetly inside your waistband.
What We Like:
- Custom Fit: The holster has a special shape that holds your gun securely. This makes it stable and easy to use.
- Built Tough: It’s made from thick, strong Kydex that resists water, sweat, and scratches. Your gun stays protected.
- Adjustable: You can change how tight the holster holds your gun. The metal clip also lets you adjust the angle for comfortable carrying.
- Ready for Extras: The holster is made to fit guns with red dot sights and the Streamlight TLR-7 Sub flashlight without any problems.
- Smooth Finish: The edges of the holster are smooth, so it won’t snag or feel rough against your skin.
What Could Be Improved:
- Compatibility Clarification: While it lists several models, confirming the exact fit for specific rail attachments or optic combinations might require extra research for some users.
- Retention Adjustment Learning Curve: Fine-tuning the “click-in retention” might take a little practice to get just right for your preference.
This holster offers great protection and comfort for concealed carry. It’s a solid choice for keeping your firearm secure and hidden.
4. G43/G43X/G43X MOS Holster
Rating: 8.7/10
If you carry a Glock 43, 43X, or 43X MOS with a red dot sight, this MEIGON hybrid holster is designed for you. It offers a smart mix of tough Kydex, soft leather, and a comfy foam backing. This holster tucks your pistol inside your waistband, keeping it hidden and easy to get to. It’s made for right-handed shooters and has a cool carbon fiber look.
What We Like:
- It fits the Glock 43, 43X, and 43X MOS perfectly, especially those with red dot sights.
- The holster has a special cut so your red dot optic fits without any problems.
- You get great comfort all day thanks to the leather and foam padding, which also stops the gun from showing through your clothes.
- A strong Kydex trigger guard fully covers the trigger, making sure no accidental shots can happen.
- You can adjust how the holster sits and the angle of the clip to match your drawing style.
What Could Be Improved:
- This holster will not work with the Glock 48 or G48 MOS.
This holster provides a secure and comfortable way to carry your Glock. It balances protection, comfort, and concealability for everyday use.
5. Glock 43x Holster with Red Dot – Leather OWB Holster for Glock 43x – Glock43x Holsters Optic Cut – for G43X
Rating: 9.2/10
The ATLI TACTICAL Leather OWB Glock 43x Holster with Red Dot is designed for comfort and quick access. It’s made from high-quality calfskin leather. This holster holds your Glock 43x, 43x MOS, or Rgr SR22 securely. It also fits pistols with red dot sights. The thumb break makes drawing your firearm fast. This holster is tough and built to last, with double stitching for extra strength.
What We Like:
- Hand-crafted by skilled artisans for a detailed, molded fit.
- Made from 100% genuine calfskin leather for a premium feel and durability.
- Features an optic cut, perfect for Glocks with red dot sights.
- The thumb break design allows for a very fast and secure draw.
- Exposed muzzle design and tight fit ensure your firearm stays put.
- Accommodates belts up to 1.5 inches wide.
- Tough design with double stitching means it’s built to last.
What Could Be Improved:
- Requires a break-in period where the firearm needs to sit in the holster overnight (8-10 hours).
- The product description mentions Springfield XDS pistols, but the title focuses solely on Glock models.
This ATLI TACTICAL holster offers a blend of style and functionality for your Glock 43x. It’s a solid choice for those who prioritize quality craftsmanship and reliable performance.
Choosing the Right Holster for Your Glock 43X MOS with Red Dot
So, you’ve got a Glock 43X MOS and a cool red dot sight. Now you need a holster that fits both perfectly and keeps your firearm safe. Finding the right one can feel like a puzzle, but this guide will help you pick the best holster for your needs.
Key Features to Look For
When you shop for a holster, keep these important features in mind:
- Red Dot Sight Compatibility: This is the most crucial feature. The holster must have a cut-out or enough space to accommodate your red dot sight without touching or damaging it. Some holsters are made specifically for firearms with optics.
- Retention: The holster should securely hold your Glock 43X MOS in place. You don’t want it falling out when you move. Look for adjustable retention screws or a design that creates a snug fit.
- Draw Speed: A good holster allows you to draw your firearm quickly and smoothly when you need it. The opening of the holster should be wide enough for an easy grip.
- Concealment: If you plan to carry concealed, the holster’s profile matters. It should sit close to your body and not print (show through your clothing).
- Comfort: You’ll be wearing this holster for extended periods. It should be comfortable against your skin and not dig in.
- Adjustability: Features like adjustable cant (the angle of the holster) and ride height can make a big difference in comfort and draw.
Important Materials
Holster materials affect durability, comfort, and how well they hold their shape.
- Kydex: This is a popular choice. Kydex is a thermoplastic that is molded to your specific firearm. It’s strong, durable, and holds its shape well, offering excellent retention. It’s also resistant to sweat and moisture.
- Leather: Leather holsters are classic and can be very comfortable. They mold to your body over time. However, leather can be less rigid than Kydex and might require more care to keep it in good condition.
- Nylon (Cordura): Nylon holsters are often more affordable and flexible. They can be comfortable, but they may not offer the same level of retention or durability as Kydex. Some nylon holsters have inserts to improve rigidity.
- Hybrid Holsters: These combine materials, often with a Kydex shell and a softer backing (like leather or neoprene). They aim for the best of both worlds: the retention of Kydex and the comfort of a softer material.
Factors That Improve or Reduce Quality
Several things can make a holster great or not so great.
- Fit: A holster that is specifically made for the Glock 43X MOS with a red dot will fit best. Generic holsters might not offer proper clearance for the optic.
- Construction: Look for clean lines, smooth edges, and well-secured hardware. Poorly made holsters can have rough spots that snag on clothing or your firearm.
- Adjustments: Holsters with adjustable retention, ride height, and cant offer more customization for a better user experience.
- Mounting Options: Some holsters offer different ways to attach them to your belt, like clips or loops. The best ones are secure and comfortable.
- Durability: A high-quality holster will withstand daily wear and tear without breaking or losing its shape.
User Experience and Use Cases
How you plan to use your holster will guide your choice.
- Concealed Carry (IWB – Inside the Waistband): These holsters are worn inside your pants. They are great for hiding your firearm. Look for slim designs and comfortable backing.
- Open Carry (OWB – Outside the Waistband): These holsters are worn on your belt outside your pants. They are often easier to draw from and can be more comfortable if you don’t need to conceal.
- Range Practice: For the range, you might prioritize quick draw and easy re-holstering.
- Everyday Carry: Comfort and concealability are key for daily use.
Frequently Asked Questions (FAQ)
Q: Do I really need a special holster for my red dot sight?
A: Yes, you do. A standard holster won’t have enough room for the red dot sight. It could damage the sight or prevent you from drawing your gun properly. Holsters made for red dot sights have a special cut-out.
Q: What’s the best material for a Glock 43X MOS with red dot holster?
A: Kydex is often the top choice because it’s durable, holds its shape, and offers great retention for your gun and optic. Hybrid holsters are also good if you want extra comfort.
Q: How do I know if a holster will fit my Glock 43X MOS with red dot?
A: Always check the product description. It should clearly state that it’s compatible with the Glock 43X MOS and designed to fit firearms with a red dot sight. Some brands even list specific red dot models they support.
Q: Will a Kydex holster be comfortable for all-day carry?
A: Kydex holsters can be comfortable, especially when they have features like adjustable cant and a good belt attachment. Hybrid holsters with softer backing are often considered even more comfortable for long periods.
Q: How do I clean my Kydex holster?
A: You can clean Kydex with mild soap and water. Just rinse it off and let it air dry. Avoid harsh chemicals.
Q: What does “retention” mean for a holster?
A: Retention means how securely the holster holds your firearm. A good retention system prevents your gun from falling out when you move, but still allows you to draw it easily when needed.
Q: What is “cant” on a holster?
A: Cant is the angle of the holster on your belt. An adjustable cant lets you change how your gun sits, which can improve your draw stroke and comfort.
Q: Are there holsters that allow me to carry my Glock 43X MOS with the red dot and still conceal it easily?
A: Yes. Look for slim, Inside the Waistband (IWB) holsters. Designs that sit close to your body and have a low profile are best for concealment.
Q: What’s the difference between IWB and OWB holsters?
A: IWB holsters are worn inside your pants for better concealment. OWB holsters are worn outside your pants on your belt, making them easier to draw from and often more comfortable for open carry.
Q: Where should I buy a holster for my Glock 43X MOS with red dot?
A: You can find holsters at gun shops, online retailers specializing in firearm accessories, and directly from holster manufacturers. Always buy from reputable sources to ensure quality and a proper fit.
In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.
If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.






