velojunk
bavarianbicyclerepairman
but if you put your pictures and your questions in this tread you will get much more informations from the genius in this forum
http://www.rennrad-news.de/forum/th...as-ist-das-und-was-ist-es-wert.73322/page-593
http://www.rennrad-news.de/forum/th...as-ist-das-und-was-ist-es-wert.73322/page-593