SIG Sauer P365 9mm Micro-Compact, Nitron, XRAY3 Day/Night Sights, Aftermarket Optic Cut, 3.1 in Barrel, 12+1, Made in USA (2025)
This 2025 SIG Sauer P365 stands out as a micro 9mm with factory XRAY3 steel day/night sights, a Nitron-finished stainless slide, and an aftermarket slide cut for a micro red dot, milled forward of the separate rear sight dovetail. It includes four factory magazines and ships with the SIG hard case plus a Tier 1 Concealed appendix IWB holster. Built in Newington, New Hampshire, it is the non-MS configuration with no external manual safety and a modular stainless fire-control unit.
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: There are minor, superficial scratches and blemishes from prior handling. The optic cover plate is not included.
What’s Included
- 1x SIG Sauer P365 12-round steel magazine
- 3x SIG Sauer P365 10-round steel magazines
- SIG Sauer factory hard case
- Tier 1 Concealed appendix IWB holster with integrated mag carrier (Kydex)
The slide is machined from stainless steel with a Nitron black finish and features front and rear serrations plus an aftermarket optic cut with direct-mount screw holes, located forward of the separate rear sight dovetail.
The P365’s modular stainless steel fire-control unit pairs with a polymer grip module in the micro size, delivering a compact footprint around a 3.1 in barrel. Controls include a reversible button magazine release and a curved trigger, and this example is the non-MS variant with no external manual safety.
Factory XRAY3 day/night steel sights are installed, with a green-ring front and a steel rear in a dovetail. The dustcover incorporates SIG’s proprietary micro accessory rail for compatible compact accessories.
This pistol is chambered in 9mm Luger with a 12+1 stated capacity and comes with four factory magazines to support different carry or training setups. The frame is marked NEWINGTON, NH USA, and the manufacturer part number is 365-9-BXR3P.

