Description
The Glock G40 Gen4 MOS is a purpose-built, long-slide 10mm Auto powerhouse designed for hunters and backcountry professionals. Featuring the Modular Optic System (MOS) for easy red-dot mounting and a 6-inch barrel for superior velocity, this full-size pistol delivers the ultimate combination of long-range accuracy and formidable stopping power. Serious shooters choose the G40 for its rugged Gen4 reliability and its capability to handle the most demanding 10mm loads.
Key Features
- Compatibility: Glock G40 Gen4 MOS (Model PF4550201MS)
- Material: Polymer frame with Tenifer-finished steel slide and barrel
- Finish: Classic Glock black nDLC finish
- Operation: Safe Action® semi-automatic, striker-fired system
- Installation: Factory-assembled, ready for optic mounting (plates included)
- Package Contents: Pistol, (2) 15-round magazines, MOS optic mounting plates, speed loader, cleaning rod, lock, and case
- Ships From: United States — within 24 hours
Product Specifications
| Compatible Models | Glock G40 Gen4 MOS (PF4550201MS) |
|---|---|
| Material | Polymer frame, Tenifer steel slide & barrel |
| Finish / Color | Black nDLC |
| Operation Type | Semi-automatic, striker-fired |
| Installation | Factory assembled, user-installed optic plates |
| Package Contents | Pistol, 2x 15-rd mags, MOS plates, loader, cleaning tools, lock, case |
| Shipping | USA domestic — discreet packaging |
At Tactical Glock Co, we field and vet every firearm we offer. The G40 Gen4 MOS is sourced directly from Glock’s authorized network, ensuring you receive a factory-fresh, unfired pistol with full warranty. We trust this model for its proven track record in harsh environments, making it our top recommendation for a duty-ready 10mm hunting and defensive sidearm that won’t let you down when it counts.
Frequently Asked Questions
What firearms is this compatible with?
This is a complete Glock G40 Gen4 MOS pistol (model PF4550201MS). It is not a component for other firearms. Its magazines and some internal parts are compatible with other large-frame Glock 10mm models like the G20.
Is installation difficult?
No, the pistol comes fully assembled from the factory. Installing an optic is straightforward using the included MOS adapter plates and requires only a screwdriver and the proper mounting screws for your specific red dot sight.
How long does delivery take?
Orders ship within 24 hours from our US facility in discreet, unmarked packaging with no logos or labels. Most domestic orders arrive within 3–5 business days via tracked shipping.
Is the Glock G40 suitable for hunting?
Absolutely. The 6-inch barrel maximizes 10mm Auto ballistics, making the G40 an excellent choice for hunting medium game at reasonable distances, especially when paired with a mounted optic for precision.




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