Lexmark X463X31G. Black toner page yield: 15000 pages, Printing colours: Black, Quantity per pack: 1 pc(s)Compatible Printers: Lexmark X 463, Lexmark X 466 Series, Lexmark X 464, Lexmark X 466 DE, Lexmark X 464 DE, Lexmark X 466 DTE, Lexmark X 463 DE, Lexmark X 466 DWE, Lexmark X 466, Lexmark X 460 Series