AK-74 AK-74 The AK-74 (Russian: or "Kalashnikov automatic rifle model 1974") is an assault rifle developed in the early 1970s by Russian designer Mikhail Kalashnikov as the replacement for the earlier AKM (itself a refined version of the AK-47). It uses a smaller 5.45×39mm cartridge, replacing the 7.62×39mm chambering of earlier Kalashnikov-pattern weapons. The rifle first saw service with Soviet forces engaged in the 1979 Afghanistan conflict. The head of the Afghan bureau of the Pakistani Inter-Services Intelligence claimed that the CIA paid $5,000 for the first AK-74 captured by the Mujahideen during the Soviet–Afghan War. Presently, the rifle continues to
AO-63 assault rifle AO-63 assault rifle The AO-63 () is a Soviet two-barrel AK derived assault rifle chambered for the 5.45x39mm round. It was designed by S. G. Simonov and P. A. Tkachev, and manufactured by TsNIITochMash. It uses a side by side barrel configuration, and it can reach a maximum rate of fire of 6000 rounds/min when fired in two round burst mode with a 0.01 millisecond delay to increase ballistic performance, making it the fastest firing assault rifle known. The AO-63 assault rifle was used by the Spetsnaz during the Abakan trials in May/June 1986, in search of a more accurate