Springfield Armory(R) Hellcat Pro OSP is a compact semi-automatic pistol chambered in 9mm Luger. It features a 3.7 in hammer-forged steel barrel with Melonite finish an optics-ready billet-machined slide and a black polymer frame with an accessory rail. This configuration uses a 15-round detachable magazine and features a U-Dot sight system for practical defensive use.Key Features 3.7 in hammer-forged steel barrel with Melonite finish Semi-automatic operation with 15-round detachable magazine OSP optics-ready slide for compatible micro red dot sights U-Dot sight system for rapid sight acquisition Black polymer frame with accessory rail and adaptive grip textureSpringfield Armory(R) builds modern firearms that blend proven designs with contemporary features for today's shooters. The brand is known for duty-capable handguns and performance-oriented platforms that support optics lights and high-round-count training. Springfield Armory focuses on practical reliability shooter-friendly ergonomics and consistent value across its lineup.