Buy your Original Lexmark 51B2X00 Extra High Capacity Black Return Program Toner Cartridge (51B2X00 Laser Printer Toner Cartridge) for the low price of £213 . The Original Lexmark 51B2X00 Extra High Capacity Black Return Program Toner Cartridge will work in the following printers Lexmark MS517dn , Lexmark MS617dn , Lexmark MX517de , Lexmark MX617de it will give you a page yield of Approx. 20,000 pages @ 5% average coverage. The Original Lexmark 51B2X00 Extra High Capacity Black Return Program Toner Cartridge offers you good value and excellent printing performance. Original Lexmark 51B2X00 Extra High Capacity Black Return Program Toner Cartridge (51B2X00 Laser Printer Toner Cartridge)