These printers use the TNP-79M cartridge:
Click On a Printer to View it's Cartridges
          Konica-Minolta Bizhub C-3350 I
          Konica-Minolta Bizhub C-3351 I
          Konica-Minolta Bizhub C-4050 I
          Konica-Minolta Bizhub C-4051 I