These printers use the 841680 cartridge:
Click On a Printer to View it's Cartridges
          Ricoh Aficio MPC 4502
          Ricoh Aficio MPC 4502 A
          Ricoh Aficio MPC 5502
          Ricoh Aficio MPC 5502 A
          Lanier MPC 4502
          Lanier MPC 5502
          Lanier MPC 5502 A
          Savin MPC 4502
          Savin MPC 5502
          Savin MPC 5502 A