These printers use the 842124 cartridge:
Click On a Printer to View it's Cartridges
          Ricoh MP 2554
          Ricoh MP 2555
          Ricoh MP 3054
          Ricoh MP 3055
          Ricoh MP 3554
          Ricoh MP 3555
          Lanier MP 2554
          Lanier MP 2555
          Lanier MP 3054
          Lanier MP 3055
          Lanier MP 3554
          Lanier MP 3555
          Savin MP 2554
          Savin MP 2555
          Savin MP 3054
          Savin MP 3055
          Savin MP 3554
          Savin MP 3555