Using only match-grade bullets, Premier Match ammunition employs special loading practices to ensure world-class performance and accuracy with every shot. Sierra MatchKing bullets have very thin jackets and are held to exacting tolerances in diameter and weight, and the hollow point design produces the highest possible ballistic coefficient. Their accuracy has been acclaimed worldwide, and they have been used to win more target competitions than all target bullets from other manufacturers combined. This ammunition is new production, non-corrosive, in boxer primed, reloadable brass cases.