SIG Sauer P320 M18 9mm Carry-Size, Coyote-Tan Slide, Wilson Combat Carry Grip, Flat Trigger, 3.9 in Barrel, 30+1, Manual Safety
This is a commercial SIG Sauer P320-M18 carry-size 9mm with a 3.9 inch barrel and ambidextrous manual thumb safety, finished with a coyote-tan slide and a black Wilson Combat Carry grip module. It comes upgraded with a SIG flat-faced trigger and includes a strong magazine set: one 30-round, two 21-round, and one 17-round magazine. The modular P320 FCU in this pistol matches the factory case label dated February 18, 2022.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: Light, superficial handling marks are present on exterior surfaces from prior handling and use. See the listing photos for close-up views.
What's Included
- SIG Sauer factory hard case with end label '320CA-9-M18-MS'
- SIG Sauer P320 owner's manual
- Wilson Combat P320 Carry grip module (installed)
- SIG Sauer P320 Carry grip module (coyote), not installed
- SIG Sauer P320 Flat Trigger (TRG-320-FLAT-BLK), installed; packaging included
- 1x 30-round magazine
- 2x 21-round magazines
- 1x 17-round magazine
The P320-M18 format delivers compact dimensions with a 3.9 inch barrel and a coyote-tan slide, paired here with a black Wilson Combat Carry grip module. The slide features front and rear serrations for positive manipulation and an external extractor.
The installed SIG flat-faced trigger (TRG-320-FLAT-BLK) provides a 90-degree break. Fixed iron sights include a front post with a single dot and a rear square notch.
This pistol uses the P320's modular chassis with a serialized Fire Control Unit. The FCU serial on the pistol matches the factory case label, and the case label is dated February 18, 2022. The mfg part number is 320CA-9-M18-MS, and the pistol is made in the United States.
A four-slot 1913-style accessory rail is integral to the dust cover. The pistol ships with four double-stack detachable magazines: one 30-round, two 21-round, and one 17-round; several magazines are stamped Made in Italy.




