A rifle cartridge is a type of ammunition used in firearms. It consists of a casing, a propellant, and a projectile. The casing is the outer shell of the cartridge, usually made up of brass or steel. This casing holds the propellant, which is typically made up of gunpowder or a smokeless powder. When the trigger is pulled, the propellant ignites and causes the projectile to be propelled out of the firearm. The projectile is the part of the cartridge that actually does the damage; it can be made up of lead, copper, steel, or plastic. Rifle cartridges come in various sizes and shapes to fit different firearms, and they can be used for hunting, target shooting, and self-defense. With so many different types of cartridges available, it’s important to choose the right one for your firearm and purpose. Knowing what a rifle cartridge is and how it works allows you to make an informed decision when it comes to buying ammunition for your gun.