Lexmark CS921 18. 5k Yield Black Toner Cartridge Choose Genuine Lexmark Supplies for Genuine Lexmark Results. Key features Original Lexmark toner Standard yield Yield value: 18, 500 pages Colour: Black Standard Yield Keep up-front costs low and quality high with Genuine Lexmark cartridges. Standard Yield cartridges offer a lower purchase price and contain fewer pages than High Yield cartridges do. Perfect for low volume printing. Best Together Genuine Lexmark supplies are engineered to work Best Together with your Lexmark printer, delivering excellent print quality from the first page to the last. Lexmark Cartridge Collection Programme Going green has never been easier. Recycle all your used Lexmark supplies by letting us take care of the details. It\'s simple, smart and always free. Compatible products Lexmark CX921de, CX922de, CX923dte, CX923dxe, CX924dte, CX924dxe, CS921de, CS923de