PETERSON CARTRIDGE 300 WSM BRASS The Peterson Cartridge 300 WSM Brass is built for reloaders who demand exceptional precision, durability, and repeatability from their components. Manufactured in the USA under strict match-grade standards, this brass offers outstanding dimensional consistency, uniform internal volume, and superior case strength. Each case is meticulously formed and heat-treated to deliver long service life and reliable performance across multiple reload cycles. Whether you're developing high-accuracy hunting loads or fine-tuning long-range competition rounds, Peterson's 300 WSM brass provides the stable, high-quality foundation needed for consiste Mfg: Peterson Cartridge