AK-74 be used by the majority of countries of the former Soviet Union. Additionally, licensed copies were produced in Bulgaria (AK-74, AKS-74 and AKS-74U), and the former East Germany (MPi-AK-74N, MPi-AKS-74N, MPi-AKS-74NK). Besides former Soviet republics and eastern European countries, Mongolia, North Korean Special Forces, and Vietnamese People's Naval infantry use AK-74s. The AK-74 was designed by А. D. Kryakushin's group under the design supervision of Mikhail Kalashnikov and is an adaptation of the 7.62×39mm AKM assault rifle and features several important design improvements. These improvements were primarily the result of converting the rifle to the intermediate-caliber high velocity 5.45×39mm cartridge.
Feinstein AK Mag Feinstein AK Mag The Feinstein AK Mag is a 3D printed magazine for the AK-47 rifle. It was created by Defense Distributed and made public on March 2013. The magazine was created using a Stratasys Dimension SST 3-D printer via the fused deposition modeling (FDM) method. It is a 30-round 7.62×39 AK-47 magazine. It is named after the anti-gun congresswoman Dianne Feinstein. Cody Wilson (founder of Defense Distributed), said the magazine’s name is a symbol of what’s happening in congress and reflects Defense Distributed's belief the proposed ban on assault weapons by Dianne Feinstein will fail. The original prototype was