Duewag Ptm No. 909 on route 21 is stopping at Milowice Hala Sportowa, Sosnowiec, Upper Silesia, Poland, 16.09.2022. These partially low-floor tramcars have been rebuilt from ex-Frankfurt/M PT8 series delivered to Tramwaje Slaskie in the years 2010-2012. So far 10 such vehicles have been modernised. Photo by Michal Kozicki (michalmarekkozicki@gmail.com)