223 kilograms to centigrams
Take a look at our selection of .223 Remington and 5.56 NATO ammo from top manufacturers. We carry the best .223 Rem and 5.56mm ammo on the market. The 11 best .223 Remington rifles in 2026. Ruger, Savage, Tikka, CZ bolt-actions and AR-15 semi-autos ranked by accuracy, value, and reliability. 223 Remington is the choice for competition shooters, law enforcement, predator hunters, and shooting enthusiasts across the world. Remington offers 223 ammo across 5 product lines and seven different grain weights to best match shooter preference. Shop 223 Ammo | .223 Remington Ammunition Made in the USA | Remington The 223 Remington cartridge offers high muzzle velocity with minimal recoil. Due to their striking similarities, 223 Rem is often confused with 5.56 NATO, but they are NOT the same cartridge.
From its origins in mid-20th century military research to its widespread adoption in sport shooting, hunting, and law enforcement, the .223 Remington represents a significant evolution in ammunition technology. Is 223 Remington just for AR-15s? Is it different from 5.56mm NATO? What are its uses? Here are the answers to all of your 223 Remington questions.
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