Description
The Authentic P320-M18 is the official U.S. Armed Forces variant of the SIG Sauer P320, now available for commercial purchase. Manufactured by SIG Sauer, this striker-fired pistol features a durable Nitron-finished stainless steel slide and a Coyote-tan polymer grip module. It stands out with its factory-installed manual safety, optic-ready cut, and suppressor-height sights, delivering military-proven performance in a versatile, modular platform.
Key Features
- Official U.S. Military M18 variant with manual safety
- Optic-ready slide cut for ROMEO1PRO footprint
- Factory-installed suppressor-height X-RAY3 day/night sights
- Nitron-finished stainless steel slide for corrosion resistance
- Modular FCU allows for easy grip module and caliber swaps
Specifications
| Caliber / Type | 9mm Luger |
|---|---|
| Material | Stainless Steel Slide, Polymer Grip |
| Finish | Nitron (Slide), Coyote Tan (Grip Module) |
| Compatibility | SIG P320 M18 & compatible P320 platforms |
| Weight | 29.6 oz (unloaded) |
The P320-M18’s reliability stems from its striker-fired action and military-grade testing. The 9mm caliber offers a balance of controllability and terminal performance. Its modular Fire Control Unit is the serialized component, enabling users to legally change grip sizes, calibers, and slide configurations for duty, competition, or concealed carry roles without a new firearm purchase.




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