This industrial factory pendant lamp was made by Polam Wilkasy in Poland during the 1960s. It features an aluminium shade and iron top with cast aluminium box. New porcelain socket requires E27/ E26 light bulbs. New wire. The piece weighs 2.1 kg.The diameter of the shade is 37 cm. This piece has an attribution mark, I am sure that it is completely authentic and take full responsibility for any authenticity issues arising from misattribution, European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.