Lexmark 71B20M0. Colour toner page yield: 2300 pages, Printing colours: Magenta, Quantity per pack: 1 pc(s)Compatible Printers: Lexmark CX 317 dn, Lexmark CX 417 de, Lexmark CS 517 de, Lexmark CS 317 dn, Lexmark CX 517 de, Lexmark CS 417 dn