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TISAS PX-9 Gen3 Duty 9mm Optic-Ready Pistol 20+1

UPC: 711500175258

$340.99

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Description

The TISAS PX-9 Gen3 Duty is a full-size, striker-fired 9mm pistol built around a polymer frame and a forged steel slide with a black Tenifer QPQ finish. Chambered in 9mm and fed by SIG P226-pattern double-stack magazines, it holds 20+1 rounds and comes with both a 20-round and an 18-round magazine right in the box. The 4.11-inch barrel sits inside a slide that's been redesigned from the previous generation to be slightly lighter with a more aggressive profile, forward and rear cocking serrations, and a factory-cut RMR footprint that co-witnesses with the stock sights. Drift-adjustable rear and fiber optic front sights use the Glock 9/40 dovetail pattern, so aftermarket options are easy to find when you're ready to upgrade.

What the PX-9 Gen3 Duty Gets Right in the Hand

The grip is where this pistol really separates itself. With three interchangeable backstrap sizes and multiple side panel options, there are 27 distinct grip configurations possible using just the included hardware. The undercut trigger guard allows for a higher hand position on the grip, which brings the bore axis down and turns what would be a snappy muzzle flip into more of a straight-back push. The flat-faced trigger breaks at around 4.5 pounds and features an integrated safety blade — it's consistent, wider than average, and draws favorable comparisons from reviewers to more expensive pistols. The mag catch is reversible for lefties, and the external extractor doubles as a loaded-chamber indicator, with a cocking indicator pin visible at the rear of the slide.

Putting the PX-9 Gen3 Duty to Work

The slide cut accepts popular RMR-footprint optics directly — the Trijicon RMR, Holosun 507C, and similar red-dot sights drop right on without an adapter plate. A removable, flared magwell comes pre-installed on the frame, which speeds up reloads during training or competition and gives the bottom of the grip a planted, target-pistol feel. The included IWB holster is a plastic trigger-guard style unit that works for transport and initial practice. The lockable hard case is watertight and airline-ready for travel. Holster compatibility follows the Springfield XDM pattern, which is widely supported by aftermarket makers. For the round count, feature list, and what comes in the box, the PX-9 Gen3 Duty is a genuinely hard package to argue with.

Key Specifications

  • UPC: 711500175258
  • MPN: 15000100
  • Caliber: 9mm Luger
  • Action: Striker-Fired, Semi-Auto
  • Barrel Length: 4.11"
  • Overall Length: 7.28" (184.86mm)
  • Height: 5.77" (146.57mm)
  • Capacity: 20+1
  • Frame Material: Polymer
  • Slide Material: Forged Carbon Steel
  • Finish: Black Tenifer QPQ
  • Sights: Fiber Optic Front / Drift-Adjustable Black Serrated Rear (Glock Pattern)
  • Optic Cut: RMR Footprint (co-witnesses with stock sights)
  • Magazine Compatibility: SIG P226 Pattern
  • Safety: Trigger Safety Blade / Firing Pin Block
  • Rail: Mil-Spec Picatinny
  • Mag Catch: Reversible

What’s Included

  • TISAS PX-9 Gen3 Duty pistol
  • One 20-round magazine
  • One 18-round magazine
  • Magazine loader
  • Flared magwell (pre-installed)
  • Interchangeable backstraps (S/M/L)
  • Interchangeable side panels
  • IWB holster
  • Cleaning kit (bore brush and rod)
  • Spare fiber optic front sight inserts
  • RMR optic cover plate
  • Trigger lock
  • Lockable hard case
  • Owner's manual

Frequently Asked Questions

What optics fit the PX-9 Gen3 Duty slide cut?

The slide is milled to the Trijicon RMR footprint, which is also shared by the Holosun 507C, 508T, and a wide range of other popular mini red-dot sights. No adapter plate is needed — the optic mounts directly to the slide. The stock sights are tall enough to co-witness through most of these optics.

Does the PX-9 Gen3 Duty have a manual thumb safety?

No, the standard Duty model does not include a manual thumb safety. It relies on a trigger safety blade and a firing pin block, which is the same passive safety system used on most modern striker-fired pistols. An ambidextrous thumb safety version is available separately in the PX-9 Gen3 lineup if that's a requirement for you.

What magazines does the TISAS PX-9 Gen3 Duty use?

It runs on SIG Sauer P226-pattern double-stack magazines. The included mags are a 20-round and an 18-round, both in that same P226 footprint. This is a well-supported format, and aftermarket and surplus P226-pattern mags are widely available from multiple manufacturers.

How customizable is the grip on the PX-9 Gen3 Duty?

Very. The frame accepts interchangeable side panels and backstraps in small, medium, and large sizes. Combined, those pieces allow for 27 distinct grip configurations using only the hardware that comes in the box. The undercut trigger guard also helps with hand placement, allowing a higher grip closer to the bore axis for better recoil control.

What holsters fit the TISAS PX-9 Gen3 Duty?

The PX-9 Gen3 Duty follows the Springfield XDM holster pattern, which is well-supported by aftermarket holster makers. An IWB holster is included in the box for basic carry and range use. For duty rigs or more serious carry setups, XDM-compatible holsters from brands like Safariland, Blackhawk, and others are a solid starting point.

Is the PX-9 Gen3 Duty good for competition or just range use?

It works well for both. The 20-round magazine capacity, factory-installed flared magwell, flat-faced trigger, and optic-ready slide make it a genuinely competitive platform right out of the box. Several reviewers have noted the trigger quality rivals pistols costing significantly more, and the modular grip system lets you dial in the fit for your hand before heading to a match.

Additional information

UPC

711500175258

Manufacturer

Manufacturer Part Number

15000100

Action

Barrel Length

4.12"

Caliber/Gauge

9mm

Capacity

20 + 1

Color

Black

Model

Product Type

Striker Fired

Safety

Firing Pin/Trigger Block

Shipping Weight

4.1

Sights

Fiber Optic Front Sight

Slide Description

Optic Ready/Serrated

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