The Hornady 10mm 155-Grain XTP JHP Centerfire Handgun Ammunition features select cases that are corrosion resistant and can withstand high chamber pressures. High-quality primers ignite quickly and consistently. Jacketed hollow-point XTP bullets. 551 ft.-lb. muzzle energy. 1,265 fps muzzle velocity. Hornady 10mm 155-Grain XTP JHP Centerfire Handgun Ammunition - Pistol Shells at Academy Sports