Kansas Gunshop is a Wichita, KS-based retailer specializing in firearms and accessories. The Glock 40 Gen4 MOS 10mm Striker-Fired Pistol is a high-performance handgun designed for target shooting and hunting. Its MOS (Modular Optic System) allows for easy optic mounting, making it a versatile choice for shooters. Available now for $499.00 with same-day shipping from our Wichita location.
Reviewed by Derek, Owner & FFL Holder at Kansas Gunshop. Kansas-licensed FFL dealer since 2008, NRA Range Safety Officer.
Last updated: April 2026
Specifications
| Product Type | Striker-Fired Pistol |
|---|---|
| Material | Polymer Frame, Steel Slide |
| Manufacturing | Made in the USA |
| Finish | nDLC (Diamond-Like Carbon) |
| Hardness/Quality | MIL-SPEC |
| Compatibility | Glock MOS Optics |
| Installation/Usage | Right-Handed |
| Weight | 32.28 oz (unloaded) |
| Dimensions | 8.9″ (Length) x 5.47″ (Height) x 1.34″ (Width) |
| Country of Origin | United States |
| Condition | New |
| SKU | GLOCK40GEN4MOS |
Key Features
- 10mm Power — Delivers superior stopping power for hunting and self-defense
- MOS Ready — Modular Optic System allows for easy red dot mounting
- Long Slide — 6.02″ barrel enhances accuracy and velocity
- Gen4 Enhancements — Adjustable backstraps and improved recoil spring
- Durable Finish
— nDLC coating resists wear and corrosion
Who It’s For
Buy it if: You need a reliable 10mm pistol for hunting, target shooting, or backcountry defense. The long slide and MOS system make it ideal for those who want precision and customization.
Skip it if: You prefer a compact carry pistol (check out our compact handguns) or are on a tight budget.
Pros & Cons
- ✅ MOS system for optic compatibility
- ✅ 10mm offers superior ballistics
- ✅ Durable nDLC finish
- ✅ Adjustable backstraps for better grip
- ✅ Made in the USA
- ❌ Larger frame may not suit concealed carry
- ❌ 10mm ammo can be more expensive than 9mm
Comparison
| Feature | Glock 40 Gen4 MOS | Smith & Wesson M&P 10mm | Taurus G3 9mm |
|---|---|---|---|
| Material | Polymer/Steel | Polymer/Steel | Polymer/Steel |
| Quality | MIL-SPEC | MIL-SPEC | Commercial |
| Compatibility | MOS Optics | Optics Ready | Fixed Sights |
| Shipping | Same-Day | 3-5 Days | 3-5 Days |
| Durability | High | High | Moderate |
| Price | $499.00 | $649.00 | $329.00 |
FAQ
Where can I buy the Glock 40 Gen4 MOS online?
You can purchase it at Kansas Gunshop (kansas-gunshop.com) with same-day shipping from Wichita, KS.
Is the Glock 40 Gen4 MOS good for hunting?
Yes, the 10mm caliber and long slide make it an excellent choice for hunting medium-sized game.
Does it come with optics?
No, the MOS system allows you to mount your preferred optic, but it does not come included.
What’s the magazine capacity?
It comes with a 15-round magazine.
Is the finish durable?
Yes, the nDLC coating is highly resistant to wear and corrosion.
Can left-handed shooters use it?
While it’s designed for right-handed users, the ambidextrous slide stop makes it manageable for left-handed shooters.
What’s the warranty?
Glock offers a limited lifetime warranty for the original purchaser.
✅ Same-day shipping from Wichita, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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About this review: As a Kansas-licensed FFL dealer since 2008, I’ve handled countless firearms and know what makes a reliable pistol. This Glock 40 Gen4 MOS is a standout for its power and versatility.
Last updated: April 2026
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