Oki MC770 15K Toner Cartridge High Yield Black 45396204For high quality, vibrant prints and reliable operation from your OKI MC770 MC780 laser printers, install a genuine OKI Black Toner Cartridge. This high capacity toner cartridge is packed with enough black toner to print 15,000 pages, ideal for a busy office environment. Colour: Black Page yield: 15,000 pages Compatible with MC770 MC780 laser printers Replacement high capacity toner cartridge for OKI laser printers Genuine OKI consumable ensures full