With each cartridge individually print tested at manufacturing stage, you can rely on this cartridge to produce excellent results in your OKI printer. SKU: 65114131 Brand: AC Category: mono--8 Type: Toner Colour: Black Each cartridge individually print tested at manufacturing stage. For Oki Printers - ES4131, ES4161, ES4191 Colour - Black Yield - Up to 12,000 pages
