Peterson Cartridge match-grade unprimed brass for the .300 Winchester Magnum. Manufactured with small-batch processes and quality control to deliver consistent, durable casings for precision reloading. Supplied in boxes of 50 unprimed long rifle brass, these casings are intended for reloaders focused on uniformity and repeatable performance. The production standard emphasizes dimensional consistency to support accurate load development and long-range shooting applications.
Match-Grade is a standard that must be held throughout the entire process of manufacturing some of the most consistent, accurate and durable brass rifle casings available today. From small batch production lines to quality control to your bench and on to the range, Match-Grade is the standard Peterson strives to achieve so that customers can maintain that standard all the way to the target.
Key Specifications
- The material is Brass.
- The cartridge designation is .300 Winchester Magnum.
- Each box contains 50 casings.
- Pack counts are listed as 50 rounds.
- These are unprimed rifle cases intended for handloading.
- Manufactured to match-grade standards for consistency.
- The listed shipping weight is 2.4 (unit not specified in source data).
Peterson’s match-grade .300 Winchester Magnum long brass is a practical choice for reloaders who prioritize consistent case quality and repeatable results. Whether refining loads for precision targets or developing long-range ammunition, these unprimed cases provide a reliable foundation for serious handloading work.
