The Peterson .300 RUM Brass Casings Box of 50 40070R offers match-grade quality for precision shooters. Crafted in the USA, these unprimed brass casings are designed for the .300 Remington Ultra Magnum, ensuring consistent performance and durability. Each casing undergoes rigorous quality control to meet the highest standards, providing reloaders with reliable and accurate components for their ammunition. Ideal for long-distance shooting, these casings come in a convenient box of 50, making them perfect for both competitive and recreational use. Peterson Brass Peterson .300 RUM Brass Casings Box of 50 40070R