Prairie Enemy Varmint & Predator Ammunition from Sierra was developed specifically to deliver legendary BlitzKing accuracy and devastating terminal performance in an economical package for high volume hunting and shooting situations. Prairie Enemy is loaded with the same dedication to dependability and performance that Sierra is famous for—enemy number one for varmints & predators! This ammunition is new production, non-corrosive, in boxer primed, reloadable nickel plated brass cases.