Cartridge: The 7mm Remington Magnum centerfire rifle cartridge is a .28″ caliber, belted, bottleneck centerfire rifle cartridge case design that is reloadable with various combinations of primer, powder and .284″ diameter bullets by handloaders. 7mm Remington Magnum Reloading And Cartridge Specifications: 7mm Remington Magnum Cartridge: Bullet Diameter – .284″. Primer Diameter – .210″. Primer Type – Large […]
