Peterson Cartridge .375 CheyTac / 9.5x77 Brass Rifle Brass Casing 50 Count. From small batch production lines to quality control department to your bench and on to the range. Match-grade is the standard that we strive to achieve so that our customers can maintain that standard all the way to the target. Specifications for Peterson Cartridge .375 CheyTac (9.5x77) Brass Rifle Brass Casing: Manufacturer: Peterson Cartridge Gun Type: Rifle Caliber: .375 Cheyenne Tactical Fabric/Material: Brass Package Contents: Peterson Cartridge .375 CheyTac (9.5x77) Brass Rifle Casing Peterson Cartridge 40021-R: .375 CheyTac / 9.5x77 Brass Rifle Casing 50 Count