Winchester Ammunition was selected to serve as the ammunition supplier for the U.S. Army Modular Handgun System (MHS) program based on their reputation for quality ammo. Winchester proudly developed M1152 to serve alongside the U.S. Warfighter, M1152 delivers the accuracy and reliability required by the MHS program. Use only in modern 9mm firearms in good condition. These cartridges are loaded to military velocity and pressure. Average pressure is 10% to 15% higher than industry standard pressure for 9mm Luger. This ammunition is new production, non-corrosive, in boxer-primed, reloadable brass cases.