German military rifles during the Cold War. Adopted and standardized in 1947, it was designed by Mikhail Kalashnikov and originally produced by Russian manufacturer Izhmash. Compared with most auto-loading rifles of World War II, the AK-47 is compact, of comparable range, moderate power, and capable of selective fire. It was one of the first true assault rifles and remains the most widely used, known as the "Best Automatic Assault Rifle". More AK-type rifles have been produced than of any other assault rifle type. East German AK copies served with the National People's Army throughout its existence. The MPi-K and MPi-KS were derived from
AK-47 approximately relative to the line of sight. Soldiers are instructed to fire at any target within this range by simply placing the sights on the center of mass (the belt buckle, according to Russian and former Soviet doctrine) of the enemy target. Any errors in range estimation are tactically irrelevant, as a well-aimed shot will hit the torso of the enemy soldier. Some AK-type rifles have a front sight with a flip-up luminous dot that is calibrated at , for improved night fighting. The AK-47 was originally equipped with a buttstock, handguard and an upper heat guard made from solid