9mm Luger caliber; 4.25" Bull Barrel - Allows you to not only recover quickly for follow-up shots, but also get match-grade accuracy; Optics-Ready - The Prodigy employs AOS (Agency Optic System) plates that accept today's most popular optics; A skeletonized hammer for fast lock times as well as exceptional ergonomics; Forward Slide Serrations - To allow for easy manipulation of the slide in adverse conditions; Polymer grips; Mounted to the steel frame is a high-impact polymer grip module with wraparound Adaptive Grip Texture for positive tactile engagement in any condition; Fiber optic front sight, Black serrated rear sight; The H-250 Coyote Brown Cerakote finish exceeds the most rigorous demands, ensuring your firearm stands strong when it matters most; 17+1 round and 20+1 round magazines