Compatible Lexmark 51B1000 Black Laser Toner for MS317dn & MX317dn - 2500 Page Yield

Important Firmware Information: Lexmark released a new firmware update on 4/15 that may cause aftermarket cartridges to no longer be recognized or accepted by MS series and MX series printers. Customers that want to continue using compatible cartridges may want to avoid installing this and any future firmware updates.

PLEASE NOTE: This cartridge is not compatible with the Lexmark MS417dn, MX417dn, MS517dn, MX517de, MS617dn or MX617de printers.

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