Federal American Eagle 5.56x45mm NATO XM193 Ammo 55 Grain Full Metal Jacket

Federal American Eagle 5.56x45mm NATO XM193 Ammo 55 Grain Full Metal Jacket ammo review offers the following information; If your AR-15 fails to run with XM193 from Federal, then you need to figure out what's wrong with your firearm. XM193 is the gold standard when it comes time to test fire, target shoot, train, or just spend a day plinking at the range. This load features a 55 grain full metal jacket boat tail projectile loaded into a new production brass case. Federal uses non corrosive powder and primer which keep your firearms free from corrosion. Please note that cases will more than likely show signs of annealing, this "decolorization" is a heat treatment process applied to the brass making it stronger.