Grayguns SIG Sauer P320 AXG 9mm Luger, Full-Size, 5-inch Barrel, Aluminum AXG Grip Module, Optics-Cut Slide, Flat Trigger, 17+1, 4 Magazines
This custom P320 stands out with a Grayguns-marked slide, a full-size 5-inch barrel, and SIG’s AXG aluminum grip module. It is modular, striker-fired, and built around the P320 FCU platform with a flat-faced trigger shoe and full-length 1913 accessory rail. The slide features an optics cut for the R1P/Romeo1 Pro footprint and distinctive decorative engraving.
Notable details include the AXG grip module with an extended beavertail and replaceable panels, as well as Taran Tactical Innovations base pad extensions on the steel magazines. The slide carries diagonal/chevron serrations, a circular monogram forward of the ejection port, and top-of-slide engraving that includes a small tree and “ANE” script. Four 17-round magazines and two quality holsters are included.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Overall Condition: Good - Clean, well-maintained, minor wear marks.
Bore Rifling: Good Rifling - Intact, well-defined lands and grooves.
Specific Condition Notes: This firearm has visible signs of wear and handling, with scratches and blemishes across the surfaces consistent with normal use. The front and rear optics plates are missing. The applied grip tape is peeling.
What’s Included
- 4x 17-round steel double-stack magazines with Taran Tactical Innovations base pad extensions
- Additional Taran Tactical Innovations base pad
- GX VICE holster (non-light)
- T.REX Arms Sidecar holster (non-light)
This pistol uses the modular P320 FCU-based design and pairs it with SIG’s AXG aluminum grip module for a metal-frame feel, an extended beavertail, and replaceable grip panels. It is a full-size configuration with a 5-inch, non-threaded barrel and a 17+1 capacity.
The Grayguns-marked slide is optics-cut for the R1P/Romeo1 Pro footprint and finished in matte black. It incorporates diagonal/chevron serrations and a circular monogram ahead of the ejection port for recognizable styling and handling. The top of the slide features decorative engraving that includes a small tree and the “ANE” script.
A flat-faced trigger shoe complements the striker-fired action. The frame includes a full-length 1913 accessory rail for mounting compatible lights or accessories. There are no manual safety levers on this configuration.
Four included 17-round magazines come with Taran Tactical Innovations base pad extensions, and an additional TTI base pad is provided. For carry or range use, the package also includes a GX VICE holster (non-light) and a T.REX Arms Sidecar holster (non-light).




