Featuring Flex Tip expanding bullets, the Hornady Critical Defense .44 Special 165-Grain Centerfire Handgun Ammunition helps minimize clogging and inconsistency. Nickel-plated brass cases are easy to see in low-light conditions, while low-flash propellants offer reliable performance, even in short-barreled guns. 100 ft.-lb. muzzle energy. 802 fps muzzle velocity. Hornady Critical Defense .44 Special 165-Grain Centerfire Handgun Ammunition - 20 Rounds - Pistol Shells at Academy Sports