The RCBS Matchmaster Competition Full-Length Bushing Die Set is built to support precision reloading and consistent neck tension for .300 WSM cartridges. This full-length bushing-style set is intended for reloaders seeking repeatable sizing and precise neck control for match or precision applications. To determine the proper neck bushing size measure the outside neck diameter of a loaded cartridge and subtract .002″ to .003″ to allow for a small amount of brass spring back.
Key Specifications
- The product type is a Matchmaster Competition Full-Length Bushing Die Set.
- Manufacturer is RCBS.
- Designed for cartridges in .300 WSM.
- Intended function is full-length sizing with neck bushings to control neck tension.
- Measurement guidance advises subtracting .002 to .003 inches from outside neck diameter for bushing selection.
- Weight and shipping weight are both listed as 1.25 in the manufacturer attributes.
This die set delivers the repeatable neck control expected in competition and precision reloading contexts, helping reloaders achieve consistent bullet alignment and seating. Its bushing-style approach provides a straightforward path to fine-tuning neck tension for match-level accuracy and dependable chambering. For reloaders focused on consistency and control, this RCBS Matchmaster set is a practical tool for producing uniform ammunition tailored to precision shooting needs.
