RCBS Matchmaster Competition Full-Length Bushing Die Set .300 RUM - 17608

This RCBS Matchmaster Competition full-length bushing die set is designed for precision reloading of .300 RUM rifle cartridges. The set includes interchangeable neck bushings that allow shooters to fine-tune brass neck sizing by measuring loaded cartridge outside neck diameter and subtracting .002" to .003" to account for brass spring back. Ideal for competitive shooters and handloaders seeking maximum accuracy and consistency.