Original price was: $779.99.$699.99Current price is: $699.99.
- MPN
- 320CA-9-M18-MS-CA
- UPC
- 798681691968
- Caliber
- 9mm
- Action
- Semi-Auto, Striker Fired
The SIG P320 M18 MS 9mm pistol delivers duty-proven reliability with an optics-ready slide, making it ideal for concealed carry, sport shooting, and recreational training.
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Product Description
The SIG P320 M18 MS 9mm pistol represents modern striker-fired engineering in a compact, proven platform. This semi-automatic pistol features a 3.9″ barrel and polymer frame built for reliability. Moreover, the optics-ready slide lets you mount red dot sights for customized performance.
Additionally, this model comes California-compliant with a 10-round magazine capacity. The coyote tan PVD finish resists corrosion and daily wear. Furthermore, SIGLITE night sights enable fast target acquisition in low-light conditions. The manual thumb safety provides extra assurance for carry and storage.
Performance and Design Features
This P320 M18 MS striker-fired action delivers a consistent, predictable trigger pull. The ergonomic grip angle promotes natural hand positioning and control during shooting. Therefore, you get better accuracy and faster follow-up shots in any scenario.
The modular design allows future upgrades and adjustments to match your preferences. Additionally, three included magazines ensure backup capacity during training or competition. Moreover, the durable construction handles thousands of rounds reliably without performance loss.
Ideal for Sport Shooting and Recreation
The SIG P320 M18 MS suits concealed carry users, sport shooters, and training enthusiasts alike. Indeed, it excels for range training, recreational shooting, and personal defense applications. Furthermore, the optics-ready platform appeals to shooters wanting customization options.
This pistol accepts all standard 9MM ammunition for affordable, flexible practice sessions. However, follow SIG Sauer’s ammunition guidelines for optimal reliability and performance.
Ordering from Western Sport
Order online and we ship it to the licensed FFL dealer you choose near you — see how buying a gun online works. Western Sport has been a licensed FFL/SOT dealer since 2007, and everything we sell carries the full manufacturer warranty. Questions before you order? Send us a message.
Frequently Asked Questions
Q: Is the SIG P320 M18 MS compatible with standard P320 accessories?
A: Yes, this model uses the standard P320 modular system, so you can use most P320-specific holsters and accessories. However, optics-ready slide accessories may require verification for proper fit. Contact our staff for compatibility questions on specific gear.
Q: What warranty does SIG Sauer provide on this pistol?
A: SIG Sauer provides a lifetime warranty against defects in materials and workmanship on normal use and maintenance. Additionally, the warranty covers factory defects for the life of the firearm. Contact Western Sport for detailed claim procedures and warranty support.
Q: Who is the SIG P320 M18 MS best suited for?
A: This pistol is ideal for concealed carry users, sport shooters, recreational enthusiasts, and anyone seeking a reliable optics-ready platform. Moreover, the compact size and proven reliability appeal to shooters wanting versatility.
Additional information
| Weight | 3.562 lbs |
|---|---|
| Action Type | |
| Caliber |

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