.223 Remington

The .223 Remington cartridge, often simply referred to as .223, is a small-caliber rifle cartridge developed in the 1950s. It was originally designed for use in military rifles, specifically the Armalite AR-15 rifle, which later evolved into the M16 rifle series.

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The .223 Remington cartridge is known for its relatively high velocity and flat trajectory, making it popular among hunters, target shooters, and law enforcement agencies. It offers good accuracy and manageable recoil, making it suitable for a variety of applications, including varmint hunting, small game hunting, and competitive shooting.

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In military and law enforcement contexts, the .223 Remington cartridge is widely used in rifles for patrol, security, and tactical operations. Its effectiveness and versatility have made it a standard choice for many shooters, and it remains one of the most popular rifle cartridges worldwide.