Sold as 1 Each. Standard toner cartridge, up to 2500 pages. Unison toner's unique formulation consistently delivers outstanding image quality, ensures long-life print system reliability, and promotes superior sustainability. The package includes one black toner cartridge. Innovative shake-free print system. Safety Data Sheet. Lexmark toner cartridges provide outstanding print quality for all your documents. Compatible with: Lexmark MS317dn, MX317dn.