Winchester Super Match is competition grade ammunition engineered to fit the needs of serious sport shooters. Whether competing on the national stage or training without compromise, Super Match delivers performance in all situations. This ammunition is new production in reloadable brass cases. FeaturesMatch Grade Primer: High-sensitivity primers deliver reliable, consistent ignition - even in finely tuned competition firearms with lighter springs or custom actionsReliable Power Factor: Engineered to achieve reliable power factor performance across a wide range of pistols