Lexmark 71B20K0. Black toner page yield: 3000 pages, Printing colours: Black, Quantity per pack: 1 pc(s)Compatible Printers: Lexmark CS 517 de, Lexmark CX 317 dn, Lexmark CX 417 de, Lexmark CS 317 dn, Lexmark CX 517 de, Lexmark CS 417 dn
