NOT KNOWN DETAILS ABOUT BEST 9MM AMMO

Proprietor was striving to save cash & was capturing reloads. The chamber loaded indicator blew off the gunMy father fought in WW II, Korea, and Vietnam. I did two excursions in Vietnam, and my son was a Navy SEABEE. ALL of our ammo more than those many years was FMJ, and I can say it labored really well in battle cases. Why has it out of the blue