Sierra loads its MatchKing Competition Centerfire Rifle Ammunition with the best components made, and holds their manufacturing processes to exacttolerances to deliver the kind of extreme accuracy necessary for winning competitions. MatchKing Competition ammunition uses Sierra MatchKing hollow point boat tail bullets, acclaimed by world-class shooters as well as law enforcement and military professionals. MatchKing bullets have thin jackets and are exceedingly consistent in diameter and weight, and have small meplats to produce high ballistic coefficients. Sierra MatchKing Competition Ammo delivers pinpoint accuracy, and is some of the best factory produced ammunition for long range shooting available. This ammunition is new production, non-corrosive, in boxer primed, reloadable brass cases.