Peterson Cartridge 6.8 Western Rifle Brass 50 Piece. 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 the small batch production lines to the quality control department to your bench and on to the range. Match-grade is the standard that Peterson Cartridge strives to achieve so that the customers can maintain that standard all the way to the target. Specifications for Peterson Cartridge 6.8 Western Rifle Brass: Manufacturer: Peterson Cartridge Gun Type: Rifle Caliber: 6.8 Western Package Contents: Peterson Cartridge 6.8 Western Rifle Brass Peterson Cartridge 40084-R: 6.8 Western Rifle Brass 50 Piece