Stag Arms STAG15000142 5.56 NATO 16" 31-Round Optics Ready Carbine

The Stag Arms STAG15000142 5.56 NATO 16" 31-Round Optics Ready Carbine is a purpose-built platform designed for law enforcement, military personnel, and serious civilian shooters who demand reliable performance in training, duty, or defensive scenarios. Chambered in 5.56 NATO, this carbine delivers the ballistic consistency and ammunition commonality that define the modern intermediate rifle standard. The 16-inch barrel strikes the critical balance between velocity retention, maneuverability in confined spaces, and compliance with federal regulations—making it equally suited for patrol vehicles, close-quarters training, or home defense applications.

This optics-ready configuration ships without iron sights, freeing rail real estate for mounted optics and allowing you to tailor the sight picture to your mission profile. The flat-top Picatinny upper receiver provides absolute co-witnessing compatibility with both magnified and red-dot systems, essential for rapid target acquisition in dynamic environments. Weighing 6.2 pounds unloaded, the carbine remains handy for extended carry while maintaining the structural rigidity required for sustained fire. The 31-round magazine capacity extends engagement duration and reduces reload frequency—a proven advantage in training cycles and force-on-force scenarios where ammunition management directly impacts performance.

Law enforcement agencies deploying carbines in patrol or entry roles benefit immediately from the compact 16-inch profile and AR-platform ergonomics that officers already understand. Military users will recognize the 5.56 NATO round as the NATO standard, ensuring ammunition interoperability across multinational training exercises and operations. Civilian shooters—particularly those in professional security, competitive 3-gun, or serious home defense—will appreciate the factory-quality build and modern rail integration that supports lights, lasers, and advanced optics without additional modifications. Install your preferred sight system, confirm zero at your training range, and the Stag Arms platform delivers the reliability demanded by users who depend on their equipment.