OKI is a brand dedicated to creating cost effective printing solutions. OKI has products to suit small to large business needs. The OKI 44064034 magenta Drum Unit yields up to 20,000 pages it is Compatible with Oki C810n C810dn C810dtn C830n C830dn C830dtn MC852dn MC852cdxn MC860dn MC860cdtn MC860cdxn MC862dn and MC862cdxn series colour laser printers. Please note that this is the drum unit for the laser printer and not the toner cartridge. Be sure to check related items for the Toner Cartridges required.