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SIG SAUER P226 X-Series 9mm DA/SA Pistol 4.4″ 18+1 w/ ROMEO-X Pro

UPC: 798681740086

$1,729.99

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Description

Few handguns have the resume of the P226. It has ridden in holsters with military units and police agencies around the world for decades, and the design has more than earned its reputation for going bang every single time. The P226 X-Series takes that proven DA/SA platform and updates it for the way people shoot today, starting with a ROMEO-X Pro red dot mounted at the factory so you are zeroing on your first range trip instead of shopping for plates and screws.

The P226 X-Series Slide Is Cut for More Than One Optic

The X-Series slide uses SIG's SIG-LOC mounting system, and the cut supports multiple footprints including ROMEO1Pro, ROMEO2, DeltaPoint Pro, and RMR patterns. That means if you ever want to swap optics down the road, you are not locked into one ecosystem. XRAY3 day/night sights back up the dot, giving you a bright, usable sight picture in any light, even if the battery ever quits at the worst possible moment.

X-Series Frame, Bull Barrel, and Real Capacity

Under the optic, this is all business. The X-Series frame adds an undercut trigger guard for a higher grip and a 1913 rail up front for a light or laser. The 4.4 inch match grade bull barrel wears a 35/35 degree reverse target crown, adding rigidity and protecting the rifling for consistent accuracy over the long haul. Flush-fit 18-round magazines give you serious capacity without an extended baseplate hanging out the bottom, and the enhanced slide serrations make press checks and manipulations easy with cold or gloved hands. True to the classic SIG layout, there is no manual safety, just a decocker and that smooth double action first pull followed by a crisp single action break.

A P226-X That Grows With You

One of the best parts of this platform is its compatibility with X5 series slides, controls, grips, and trigger systems. Set it up bone stock for duty-style work or build it into something more competition-flavored over time. Either way, you are starting with one of the most trusted metal-frame 9mm pistols ever made, now wearing a dot from the factory.

Key Specifications

  • Manufacturer: SIG SAUER
  • Model: P226 X-Series
  • Manufacturer Part Number: 226X-9-RXSL
  • UPC: 798681740086
  • Caliber: 9mm Luger
  • Action: Double Action / Single Action (DA/SA)
  • Capacity: 18+1 Rounds
  • Barrel Length: 4.4"
  • Barrel Type: Match grade bull barrel with 35/35 degree reverse target crown
  • Optic: ROMEO-X Pro red dot, factory mounted (SIG-LOC)
  • Iron Sights: XRAY3 Day/Night Sights
  • Slide: Serrated, optic ready
  • Safety: No manual safety, decocker
  • Accessory Rail: M1913 Picatinny
  • Frame Style: Full-size X-Series frame with undercut trigger guard

What’s Included

  • SIG SAUER P226 X-Series 9mm pistol
  • ROMEO-X Pro red dot optic (factory mounted)
  • Flush-fit 18-round steel magazines
  • Owner's manual
  • Cable lock

Frequently Asked Questions

Does the P226 X-Series come with an optic already installed?

Yes, this RXSL model ships with a ROMEO-X Pro red dot mounted at the factory using SIG's SIG-LOC interface. You still get XRAY3 day/night iron sights as a backup, so you have a full sighting solution the day it comes home. All that is left is confirming zero with your preferred ammo.

Does the P226 X-Series have a manual safety?

No, it uses the classic SIG DA/SA setup with a decocking lever instead of a manual safety. You carry it hammer down with a longer, deliberate double action first pull, and every shot after that breaks in crisp single action. It is the same control layout the P226 has been trusted with for decades.

Can I swap the ROMEO-X Pro for a different red dot later?

You can. The X-Series slide cut supports multiple optic footprints, including ROMEO1Pro, ROMEO2, DeltaPoint Pro, and RMR patterns, so you are not stuck with one brand forever. That flexibility is a big plus if your optic preferences change down the road.

Is the P226-X compatible with X5 parts and grips?

Yes, the P226-X platform is compatible with X5 series slides, controls, grips, and trigger systems. That opens up a huge aftermarket of factory-grade upgrades if you want to tune the fit and feel. It is a nice option to have whether you leave it stock or slowly build it into a range gun.

Additional information

UPC

798681740086

Manufacturer

Manufacturer Part Number

226X-9-RXSL

Action

Barrel Finish

Black

Barrel Length

4.4"

Caliber/Gauge

9mm

Capacity

18 + 1

Mount Type

SIG-LOC PRO Footprint

Number of Magazines

3 18 rd.

Safety

No Manual

Sights

X-Ray 3 Day/Night Sights

Slide Description

Serrated w/Optic

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