338 Ultra Mag Brass: Your Ultimate Guide to Reloading Success
Understanding the Foundation: What Makes 338 Ultra Mag Brass Unique Chambering and Cartridge Dimensions The .338 Ultra Mag, often abbreviated as .338 RUM, is a magnum cartridge known for its potent performance. It’s designed for long-range engagement and typically pushes heavy, high ballistic coefficient bullets to incredible velocities. But the cartridge’s prowess is heavily reliant … Read more
