Grizzly Cartridge Company is devoted to producing reliable, high quality ammunition. Every step of the manufacturing process is watched over by the founder in order to maintain strict quality control. Grizzly ammunition is loaded close to maximum SAAMI pressure and should be used only in modern firearms in top condition. Loaded with heavy for caliber bullets at high velocity for maximum penetration and stopping power, making it a great bear stopping round! This ammunition is new production, non-corrosive, in boxer primed, reloadable brass cases.