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 serrated slide and a black polymer frame with adaptive grip texture. This 10-round configuration features the U-Dot sight system and combines a slim defensive profile with an optics-ready platform.Key Features 3.7 in hammer-forged steel barrel with Melonite finish chambered in 9mm Luger Semi-automatic operation with 10-round magazine capacity Optics-ready serrated slide for compatible micro red-dot sights U-Dot sight system for rapid sight acquisition Black polymer frame with adaptive grip texture and accessory railSpringfield Armory(R) offers firearms designed for defensive duty sporting and recreational applications. The company combines established firearm designs with modern manufacturing materials and feature sets. Springfield Armory(R) firearms include a broad selection of pistols and long guns designed around reliability practical handling and contemporary shooting requirements.