Kyocera MK350B Maintenance kit is a laser toner cartridge, ideal for printing high quality documents or anything else that requires bright color output result. It has a yield of up to 300,000 pages that ensuring you can continue your printing task with high possible standards. Kyocera MK350B maintenance kit gives you reliable sustainability and economical printing. Mostly use in Kyocera laser printers: Kyocera FS-3920DN, Kyocera FS-3040MFP, Kyocera FS-3140MFP, Kyocera FS-3040MFP+, Kyocera FS-3140MFP+, Kyocera FS-3540MFP and Kyocera FS-3640M. This kit including drum, developer unit, fuser nit, feed holder assembly, separation roller assembly, transfer roller assembly and DC brush assembly. It is best for office use help to reduce working hours, increase productivity and print with more efficiency.