Peter Andreevich Tkachev

{{notability|Bio|date=June 2019}}

{{Infobox person

|name = Peter Andreevich Tkachev

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|nationality = Russian

|known_for = Designer of the Balanced Automatic Recoil System (BARS)

|occupation = Small arms designer,

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Peter Andreevich Tkachev was a Russian weapons engineer for TsNIITochMash. He is known to have worked on and modified various weapons such as the AO-38, AO-40, AO-46, AO-62 and AO-63 assault rifles as well as developing the Balanced Automatics Recoil System (BARS) used in the AK-107."Солдат удачи" номер 9 (72) 2000 Д.Ширяев "Кто изобрел автомат Калашникова"