Description
The P365X already earned its spot as one of the most trusted carry pistols out there, and this version takes it a step further. It starts with the standard 365X-9-BXR3P platform, then adds a Zaffiri Precision 3.7 inch barrel topped with a threadless compensator and a custom flat dark earth Cerakote job by Shark Coast Tactical. The result is a black and tan two-tone that stands out at the range and settles down noticeably faster between shots. Compensators on micro nines make a real difference, venting gas upward to fight muzzle rise, and that matters most on small, lightweight guns like this one.
What the P365X Gets Right
The X in the name means you get the XSeries grip module with its extended beavertail and integrated magwell, which fills the hand better than the original P365 frame and speeds up reloads. The XSeries flat trigger breaks clean at 90 degrees and gives your finger a consistent, comfortable placement shot after shot. Capacity sits at 12+1 of 9mm with the flush-fit steel magazine, and you get two of them in the box. It stays plenty thin for inside-the-waistband carry, and the whole package is built around SIG's stainless steel fire control unit.
Sights and Optics on This P365X
The Nitron-finished slide is cut for compact-footprint red dots like the Shield RMSc pattern, so mounting a ROMEO Zero Elite or similar micro dot is a quick job. Until then, the XRAY3 day/night sights handle business on their own, with a bright green front dot that picks up fast in daylight and tritium that glows when the light goes away.
A P365X Built to Shoot Flat
Between the comp, the upgraded barrel, the X-series ergonomics, and that clean flat trigger, this configuration is set up for people who carry a lot and shoot even more. It keeps the size and weight that made the P365 family famous while trimming recoil to make fast follow-up shots feel easy. If your carry gun doubles as your range gun, this one earns its keep.
Key Specifications
- UPC: 810105519990
- Manufacturer Part Number: 365X-9-BXR3P
- Model: P365X
- Caliber: 9mm Luger
- Action: Semi-Auto, Striker Fired
- Capacity: 12+1
- Barrel: 3.7" Zaffiri Precision with threadless compensator
- Sights: XRAY3 Day/Night Sights
- Slide: Nitron stainless steel, optic ready (compact/RMSc footprint)
- Grip Module: XSeries P365 with magwell and extended beavertail
- Trigger: XSeries flat trigger, 90-degree break
- Finish: Custom FDE Cerakote by Shark Coast Tactical, Black/Tan
- Frame Material: Stainless steel fire control unit
- Magazines Included: 2 x 12-round steel
What’s Included
- SIG Sauer P365X pistol with Zaffiri Precision compensated barrel
- Two 12-round steel magazines
- Factory case and owner's manual
Frequently Asked Questions
What makes this P365X different from the standard model?
This configuration starts with the factory P365X and adds a Zaffiri Precision 3.7 inch barrel with a threadless compensator, plus a custom flat dark earth Cerakote finish applied by Shark Coast Tactical. The comp cuts muzzle rise noticeably, which is a big deal on a pistol this small and light. Everything else, including the XSeries grip, flat trigger, and XRAY3 sights, carries over from the standard gun.
Can I mount a red dot on this SIG P365X?
Yes. The slide is optic ready and cut for compact-footprint dots like the Shield RMSc pattern, which covers popular options such as the SIG ROMEO Zero Elite and Holosun 507K with the right plate setup. The rear sight stays in place when you remove the cover plate, so you can co-witness your irons with the dot.
Will the compensator make holster fit an issue?
The comp adds a bit of length up front compared to a standard 3.1 inch P365X, so a holster molded for the base gun may not fit correctly. Look for holsters made for compensated P365X or P365XL length slides, or open-bottom designs that accommodate the extra length. Plenty of kydex makers offer comp-cut options for the P365 family these days.
Do other P365 magazines work with the P365X?
Yes, the P365X uses the same magazine pattern as the rest of the P365 family. The included 12-round steel mags sit flush with the XSeries grip module, and factory 15 and 17 round extended magazines will run in it as well. The 10-round mags from the original P365 will function too, though they leave a gap under the longer grip.





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