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The 5.45x18mm cartridge  was used in the Model PSM  (Pisztolyet Szamozaryadnij Malogabaritnyj) small,
compact self-loading pistol for concealed carrying by the K.G.B. developed in 1973 by Tula designers,
Anatoly Samarin, Tikhon Lashnev, and Lev Kulikov.
5.45x18mm Soviet K.G.B.
Current Pistol & Military Cartridge Section
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