User:Delta Team Curt/M13 7.62x51mm Full Metal Jacket

The M13 7.62x51mm Full Metal Jacket, or more commonly M13 Round, is standard issue UNSC ammunition. It has been in use for well over 500 years, and has been used in numerous weapons. The M13 is manufactured by a varaity of companies, and its largest use is in MA5 Assault Rifles for the United Nations Space Command.