Winchester USA White Box" ammo has been relied upon for generations and is trusted nationwide due to the legendary consistency and value it provides.These 55-grain 223 Remington FMJ cartridges are suitable for a wide variety of roles from practice or recreational shooting to competitive or even defensive uses if you live in the wide-open parts of our great country.Heat-treated (or annealed) shell casings dependable internal propellants and primers and an accurate 55-grain fully metal-jacketed bullet add up to a tried-and-true round for your AR-15 or any other 223/5.56 firearm.Winchester USA 223 Remington 55 Grain FMJ20 rounds per boxNewly-made reloadable brass casingsMade in the USAThese FMJ cartridges have a muzzle velocity of over 3 200 feet per second meaning they have some serious punch-through capability.Consider this if you keep a 223/5.56 firearm for defensive roles and live in a city or suburb as you may wish to find a heavier slower or potentially soft-pointed 223 Remington or 5.56x45mm cartridge for your defensive needs.For competition range use or controlling varmint and invasive small predators on your land these rounds are a perfect choice.Order your 223/5.56 FMJ ammo online here!Score big savings and fast shipping on all your favorite Remington Ammo Firearms and Accessories available online at Ammunition Depot.Score big savings and fast shipping when you shop our large selection of cheap bulk .223/5.56 ammo for sale."