Do it Wiser Compatible Toner For Ricoh MP C305 MP C305SPF MP C305SP | 841621 (Black 12,000 Pages) Estimated page yield: Black 12,000 pages at 5% coverage Compatible with part numbers: Ricoh 841621 For use in Ricoh Aficio MP C305SP | Ricoh Aficio MP C305SPF | Lanier MP C305SP | Lanier MP C305SPF | Savin MP C305SP | Savin MP C305SPF Do it Wiser Smart Toner Cartridges are covered by 1 year warranty against defects Cartridges certified to work | ISO 9001 quality assurance | ISO 14001 environmental management | RoHS Lead Free 1 Black Cartridge12,000pages Ricoh Aficio MP C305SP Ricoh Aficio MP C305SPF Lanier MP C305SP Lanier MP C305SPF Savin MP C305SP Savin MP C305SPF