SIG Sauer P320 AXG Equinox Custom Works 9mm, 3.9 in Barrel, Optic-Ready, 17+1, Limited Edition
This P320 AXG Equinox is a SIG Custom Works limited-time run that combines the modular P320 FCU with the metal AXG grip module and the signature Equinox two-tone slide treatment. It stands out with its brushed stainless slide flats, nickel-accent controls, and factory optic-ready R2 slide, packaged with Custom Works extras.
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: Light handling marks are present from previous handling and use.
What’s Included
- SIG Sauer factory hard case
- SIG Sauer owner's manual
- SIG Custom Works challenge coin
- SIG Custom Works certificate card
- Two 17-round factory SIG Sauer steel double-stack magazines
The Equinox slide features brushed stainless flats contrasted by a black top, with front and rear cocking serrations for confident manipulation. The R2 optic-ready configuration includes a two-screw cover plate, allowing direct mounting of compatible optics when desired.
The AXG aluminum grip module delivers a solid, metal-frame feel with removable grip panels, an integral beavertail, and textured front and back straps. Nickel-accent controls provide a distinct visual contrast that complements the Equinox finish.
Inside, the striker-fired P320 FCU is paired with a flat, skeletonized trigger shoe for a consistent, modern trigger feel. The carry-length 3.9 in barrel and 17+1 capacity balance shootability with compact dimensions.
Factory steel 3-dot sights include a high-visibility green front ring for quick sight acquisition. An M1913/Picatinny accessory rail supports common lights and accessories without modification.
Built as a SIG Custom Works limited-time offering, this AXG Equinox includes the certificate and challenge coin. It is manufactured in Newington, New Hampshire, USA.




