Reloaders seeking top-tier performance for their .300 Remington Ultra Magnum rifles will appreciate the precision engineering of Hornady unprimed brass cases. These premium cases deliver the consistency and durability needed for accurate, repeatable handloads in long-range shooting and hunting applications. Key Features and Benefits Superior Uniformity: Manufactured with tight tolerances for wall thickness, weight, and internal capacity, ensuring consistent powder charges and reliable pressures shot after shot. Enhanced Concentricity: Promotes improved accuracy by minimizing variations that can affect bullet seating and alignment. Reload Durability: High-quality brass construction supports multiple reloading cycles, maximizing value and reducing waste for serious reloaders. Large Primer Pocket: Designed specifically for the 300 Rem Ultra Mag, accommodating large rifle primers for optimal ignition in this high-performance caliber. Specifications Caliber: .300 Remington Ultra Magnum Quantity: 20 unprimed cases per box Finish: Unprimed brass Compatible with: Standard large rifle primers Why Choose Hornady Component Brass Hornady applies the same meticulous standards used in their renowned bullets to these cartridge cases. The result is brass that helps solve common reloading challenges like inconsistent velocities and case failures, allowing you to focus on achieving tight groups and reliable terminal performance in the field or on the range. Invest in quality brass that supports your precision reloading goals and elevates your .300 RUM loads to the next level.