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Make sure you hit your target with the Winchester USA 5.56mm M855 Full Metal Jacket Steel Core Ammunition. The full metal jacket design features a lead core and a 62 grain weight. The caliber is 5.56x45mm, and 500 rounds are included.

Make sure you hit your target with the Winchester USA 5.56x45mm M855 Full Metal Jacket Lead Core Ammunition. These full metal jacket rounds feature lead cores and a 62 grain weight. The caliber is 5.56x45mm, and 200 rounds are included.