Genuine Lexmark 700Z5 Black and Clear Image Unit (70C0Z50) - 40,000 pages

Genuine Lexmark 700Z5 Black & Clear Image Unit (70C0Z50)
Approximately 40,000 pages 

Fits the following printers:
CS310dn
CS310n
CS410dn
CS410dtn
CS510de
CS510dte
CX310dn
CX410de
CX510de
CX510dhe