Amazon.com: New Genuine Ricoh Toner Set for MP C4501, C5501 - Cyan Yellow Magenta & Black : Office Products
90%original Mpc5000 Toner Pump Unit For Ricoh Mpc3300 2800 3501 4501 Suction Toner Pump Can Be Used For Four Colors. B.c.m.y - Printer Parts - AliExpress
Ricoh Aficio MP C5000 Black Toner Cartridge, Genuine (G0254)