KN59-122 is a 9mm luger cartridge manufactured by Winchester. It features a 115 grain full metal jacket bullet with a non-corrosive Boxer primer. The round is designed for use in pistols and submachine guns. The round produces a muzzle velocity of 1175 feet per second and an energy of 352 foot-pounds. This round is an ideal choice for self-defense, law enforcement and range use.