These are very good/used FUJI/OEM 323G03602B, FP-563 belt (119T), and fits on the N1-A, N1-B (Developer) racks of a Fuji FP 563 Film Processor. Will also fit on the N1-A, N1-B  (Developer) racks of the FP560/562 film machines. And will also fit on dryer racks of FP920/922. Good to have as a back up just in case.