AK-47 AK-47 The AK-47, AK, or as it is officially known (), also known as the Kalashnikov, is a gas-operated, 7.62×39mm assault rifle, developed in the Soviet Union by Mikhail Kalashnikov. It is the originating firearm of the Kalashnikov rifle (or "AK") family. Design work on the AK-47 began in 1945. In 1946, the AK-47 was presented for official military trials, and in 1948, the fixed-stock version was introduced into active service with selected units of the Soviet Army. An early development of the design was the "AKS" (S—"Skladnoy" or "folding"), which was equipped with an underfolding metal shoulder stock. In
AK-12 have an interchangeable barrels, that can easily be removed. It has a combat weight of , a full length of , a cyclic rate of fire of 700 rounds per minute (RPM), an accuracy range of and uses a standard 96-round drum magazine. It is also compatible using magazines from the AK-74 and RPK-74. The AK-308 is an assault rifle/battle rifle under development in 2018 upon request of non-Russian potential clients. It is based on the AK-103 and AK-12 and chambered for 7.62×51mm NATO/.308 Winchester. The basic Kalashnikov assault rifle design intended for intermediate cartridges has been stretched and strengthened