About the Sig Sauer P320-M18
The SIG SAUER P320 is a modular, striker-fired pistol whose serialized fire control unit can move between grip modules and slides, so one gun can be set up as a full-size, carry or compact. It is the platform behind the U.S. Army's M17 and M18.
Key Features
- Commercial version of USMC M18
- Optic ready
- Manual safety
- Coyote finish
Specifications
| Caliber | 9mm |
| Barrel Length | 3.9" |
| Capacity | 10+1 |
| Magazines | (3) 10rd Steel |
| Finish | Coyote PVD stainless steel slide; coyote tan grip |
| Sights | SIGLITE Front / Night Sight Rear Plate |
| Optic | Optic ready (PRO footprint, ROMEO1PRO) |
| Action | Striker-fired |
| Trigger | Striker |
| Grip | Carry Polymer Medium (coyote tan) |
| Manual Safety | Yes |
| Overall Length | 7.2" |
| Height | 5.5" |
| Width | 1.6" |
| Weight | 28.1 oz |
| Part Number | 320CA-9-M18-MS-CA |
FAQ
Is it optic ready?
Yes. Optic ready (PRO footprint, ROMEO1PRO).
What magazines come with it?
It ships with (3) 10rd Steel magazines.
Is it state compliant?
It is California compliant.
Where can I buy it?
Order online and ship to your local FFL, or visit Black Bayou Armory in Benton, LA.






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