Russian culture and further tanks of T-series, including T-54/55, the most produced tank in history, first fully gas turbine tank T-80 and the most modern Russian tank T-90. The AK-47 and AK-74 by Mikhail Kalashnikov constitute the most widely used type of assault rifle throughout the world – so much so that more AK-type rifles have been produced than all other assault rifles combined. With these and other weapons Russia for a long time has been among the world's top suppliers of arms. Ethnic Russian clothes include kaftan, kosovorotka and ushanka for men, sarafan and kokoshnik for women, with lapti and valenki
AK-47 front sight is a post adjustable for elevation in the field. Horizontal adjustment requires a special drift tool and is done by the armory before issue or if the need arises by an armorer after issue. The sight line elements are approximately over the bore axis. The "point-blank range" battle zero setting "П" standing for "постояннаяon" (constant) on the 7.62×39mm AK-47 rear tangent sight element corresponds to a zero. These settings mirror the Mosin–Nagant and SKS rifles, which the AK-47 replaced. For the AK-47 combined with service cartridges, the 300 m battle zero setting limits the apparent "bullet rise" within