Oki B412 3K Toner Cartridge Black 45807102For great quality prints and reliable operation from your OKI B412 B432 B512 MB472 MB492 MB562 laser printers, install a genuine OKI Black Toner Cartridge (45807102). You'll notice faded text and foggy backgrounds on prints when the current toner cartridge is running low. Order a replacement cartridge as soon as possible and replace it when you see the Toner Empty message on your printer. This toner cartridge is packed with enough black toner to print