Kalashnikov Concern
On 6 September 2016, it was reported that Kalashnikov Concern introduced the final production model of the AK-12, which is derived from the well proven AK-400 (Base Prototype) and has replaced the earlier prototype models. There were two base models that were introduced, the AK-12 which is chambered in 5.45×39mm cartridge and the AK-15 which is chambered in 7.62×39mm cartridge. Kalashnikov Concern also introduced a new squad automatic weapon that is chambered in 5.45×39mm cartridge, the RPK-16 which is based on the traditional Kalashnikov layout and design and has several novel technical and ergonomic features derived from the AK-12 program. It was also reported that the final production model of the AK-12 and AK-15 began participating in troop trials with the Russian Army, where it competed against the Degtyarov A-545 and A-762 balanced action assault rifles. The AK-12 completed its operational testing and passed military field tests in June 2017. Both AK-12 and AK-15 completed testing in December 2017. In January 2018 it was announced that the AK-12 and AK-15 have been adopted by the Russian military.