DK475 DK-475 1PC Original Drum Unit for Kyocera FS 6025 6030 6530 6525 4028 M4028idn FS6025 FS6030 FS6525 FS6530 FS-6025 FS-6030 DK475 DK-475 1PC Original Drum Unit for Kyocera FS 6025 6030 6530 6525 4028 M4028idn FS6025 FS6030 FS6525 FS6530 FS-6025 FS-6030. Sale price : $149.27 Category : Computer & Office