TargetSportsUSA.com Product Information Federal Lake City M855 (SS109) Ammunition 5.56x45mm M855 62 Grain Full Metal Jacket Green Tip Penetrator 420 Rounds on Stripper Clips with Ammo Can Details: Lake City 5.56mm 2011 New Production ammo for sale that features 62 Grain FMJ bullet. XM855 5.56mm Federal ammo is reloadable, features brass cases and Boxer primers. …