The Gunwerks 7 PRC Unprimed Brass Casings (50/Box) are engineered for precision and durability, catering to long-range shooting enthusiasts and reloaders seeking consistent performance. These casings are designed with uniform flash holes for consistent ignition and are optimized for high reloadability, making them a reliable choice for long-range shooting applications. Gunwerks .300 Norma Mag Unprimed Brass Casings (50/Box) AY-F3090G-50