Can I Use .223 in a 5.56 Gun? Understanding the Differences and Risks
Understanding the Basics: .223 Remington versus 5.56x45mm NATO Similarities: A Shared Heritage The most obvious similarity between .223 Remington and 5.56x45mm NATO is their caliber: both utilize a .224-inch diameter bullet. This means the bullet fired from each cartridge is the same size. Visually, the two rounds appear almost identical, which further contributes to the … Read more