GREAT ECONOMY THROUGH GREAT TECHNOLOGY. If casual practice is getting expensive, look to Blazer®. Blazer uses aircraft-grade aluminum that's heat-treated to make an economical cartridge case. As the case is the most expensive component of any cartridge, our aluminum case lets us give you a cartridge that has all the performance of brass-case ammo at a more attractive price. We load Speer bullets and CCI primers. You also get selection, from 25 Auto to 45 Colt, making Blazer a great option for reducing the cost of practice, letting you shoot more, and more often. (less)