Dark grey enamel industrial factory lamp from elektrosvit, 1960s

This grey industrial pendant light was designed in the 1960s and produced by elektrosvit in former czechoslovakia. It features a cast aluminum top, a dark grey enamel exterior and a white enamel interior. New porcelain socket for e 27 / e 26 lightbulbs and new wire. The weight of the lamp is 8 kg.the diameter of the shade is 53 cm.