If you are a high volume shooter, this is the ammo for you. This cartridge uses a non-corrosive Berdan primer and bullets with a lead core and full bimetal jacket. The steel case has is bottled-shaped with non-projecting flange and a phosphate polymer coating.

Series FMJ Caliber 223 remington556 nato Application Performance/Protection Bullet Type Full Metal Jacket Bullet Weight 55 GR Muzzle Energy 1065 ft lbs Boxes Per Case 10 Rounds Per Box 100 Casing Material Steel Muzzle Velocity 2953 fps