Premium .300 PRC Brass – New & Once-Fired Cases for Reloading

Reload with confidence using Diamond K Brass .300 PRC brass. Our new and once-fired .300 PRC cases are hand-sorted, tumble-polished, and meticulously inspected to ensure consistent dimensions, reliable chambering, and superior performance. Ideal for precision shooters, long-range hunters, and competitive reloaders who demand match-grade brass.

Why Choose Diamond K .300 PRC Brass

• Certified Quality: Each case is checked for splits, dents, and deformities before shipping.

• Consistent Performance: Uniform case geometry ensures predictable pressures and tight shot groups.

• New & Once-Fired Options: Cost-effective once-fired brass or pristine new cases for match-grade accuracy.

• Ready to Process: Once-fired brass is cleaned and polished, ready for resizing, de priming, and loading.

Bulk Quantities & Options

We offer .300 PRC brass in multiple pack sizes suitable for hobbyists and commercial reloaders. Standard options include 100, 500, and 1,000-count packs. For headstamp sorting or large-volume orders, contact our team for a custom quote.

Save Money Without Sacrificing Accuracy

Reloading with once-fired .300 PRC brass allows you to save significantly compared to factory-loaded ammunition while maintaining precision and consistency. Diamond K Brass delivers reliable cases for long-range performance, hunting, and target practice.

Fast Shipping & Trusted Service

Most orders ship within 24–48 hours via USPS, securely packaged with tracking. Diamond K Brass is trusted nationwide for consistent quality, fast turnaround, and responsive customer support.

Order Your .300 PRC Brass Today

Whether you need once-fired or new .300 PRC brass, Diamond K Brass has the high-quality cases you need for precision reloading. Shop online today and reload with confidence.