Springfield Armory(R) XD Mod.4 is a semi-automatic pistol chambered in 9mm Luger with a 10+1 round capacity. It features a 4 in barrel and an optic-ready serrated slide with a Black Melonite finish. The full-size configuration combines the established XD operating system with modern optics compatibility and a durable black finish.Key Features Chambered in 9mm Luger 4 in barrel 10+1 round capacity Semi-automatic operation Optic-ready slide Slide serrations for enhanced manipulation Black Melonite finishSpringfield 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.