The Tisas PX-9 Duty is a striker-fired semi-automatic pistol chambered in 9mm Luger with a 4.1-inch barrel and a 10+1 capacity. The slide has a QPQ Tenifer black finish and the pistol is California compliant as shipped. It includes two 10-round magazines, interchangeable backstraps and grip panels, and an optics-ready slide cut. 
 

Key Specifications 

• Brand: Tisas 
• Model: PX-9 Duty 
• Caliber: 9mm Luger 
• Action: Semi Auto 
• Capacity: 10+1 
• Barrel Length: 4.1 in 
• Color/Finish: Black QPQ / Tenifer Black 
   

Detailed Features 

• Optics-ready slide with cut for direct-mount red dot 
• Fiber optic front sight with night sight option 
• Interchangeable backstraps and grip panels for fit adjustment 
• Includes two 10-round magazines 
• California compliant configuration

The PX-9 Duty earns a reputation as a reliable duty-size pistol at a price point well below its European competitors. Owners in California appreciate that it ships compliant without requiring additional conversion work. The Tenifer black finish is consistently called durable and resistant to surface corrosion.

Ergonomics get mixed reactions. The interchangeable backstraps are seen as a practical touch, and most shooters find a comfortable fit quickly. The trigger pull draws the most divided feedback: some find it clean and consistent, others want a shorter reset and lighter break before they're satisfied.

Value is the PX-9 Duty's strongest selling point. Buyers who compare it to similarly sized pistols at twice the price generally report that it holds its own in function and finish. The aftermarket is smaller than for more established platforms, which bothers owners who like to customize heavily.