The Tisas PX-9 Gen 3 Duty is a full-size 9mm striker-fired pistol built for defensive use, duty-style applications, range training & high-volume shooting. It features a polymer frame, forged carbon steel slide, 4.12" barrel, fiber optic front sight, black serrated rear sight, interchangeable grip system, accessory rail & magazine compatibility across 15 / 18 / 20 round configurations. The Duty model offers a larger grip & longer sight radius than the PX-9 Carry, giving shooters better control, faster sight tracking & more stable handling while maintaining the value-focused design of the PX-9 series. Tisas has built a strong reputation for producing affordable pistols with practical features, solid materials & dependable performance for the price class. The PX-9 Gen 3 Duty benefits from a forged steel slide, polymer frame, trigger safety, firing pin block & a single-action striker-fired trigger system with a listed 1,650 ±100 gram trigger pull. Reviews have highlighted the Gen 3 Duty’s optics-ready configuration on select models, fiber optic sight setup, ergonomic grip customization & overall shootability as key strengths. For shooters wanting a full-size 9mm with modern controls, good capacity and strong value, the PX-9 Gen 3 Duty is a capable defensive & training platform.