Winchester Ammunition is one of the most trusted American ammo brands. This 5.56 NATO ammo comes in a 1000 round case, and is top-of-the-line AR-15 ammo for firearms chambered for 5.56 NATO pressure.Each cartridge is brass-cased with a Boxer primer and weighs the standard 62 grain-weight. The SS109 cartridge was chosen by NATO as the second standardized rifle cartridge after the 7.62x51mm. The SS109 was named M855 by the US military and is also called 5.56x45mm NATO. Recognized by its green-tip, the M855 is known as Penetrator ammo as the bullet was designed to meet the U.S Continental Army Command’s parameters for small-calibre, high velocity rifle ammunition which included penetration of a .135 inch steel plate at 500 yards. It is not, however, considered armour piercing. The armour piercing variant of 5.56 mm is the M995 which has a tungsten core and is painted with a black tip. winchester m855 62 gr green tip fmj 5.56x45mm

make your range training and shooting competitions to the next level with this Winchester 5.56x45mm M855 Green Tip Full Metal Jacket 62 gr. Rifle Ammunition. This .223 / 5.56 NATO Ammo developed by Winchester are made with high-quality brass cartridge cases and are guaranteed to provide consistent precision with every shot. Winchester 5.56 Full Metal Jacket 62 gr. Center fire Rifle Ammo delivers a muzzle velocity of 3,060 ft/s, and we have bulk ammo options available for high-volume shooters. Stay on target and dominate the competition while using Winchester 5.56x45mm NATO FMJ 62 gr. Rifle Ammunition.