Lexmark 58D1H00 Original Black Toner Cartridge (15k pages)
This toner cartridge works with the following printers:
MS Series
MS725dvn, MS821dn, MS21n, MS822de, MS823dn, MS823n, MS825dn, MS826de
MX Series
MX721ade, MX721adhe, MX722ade, MX722adhe, MX822ade, MX822adxe, NMX826ade, MX826adxe