Original Toner Cartridge Ricoh C3001 (841424, 842047) (Black)
How To Change Toner on a RICOH Aficio MP C3001 / C4501 - YouTube
Black Generic Ricoh 841578-841420 Toner Cartridge
TCT Compatible Toner Cartridge for Ricoh C3001 (4 Pack) – True Color Toner
Ricoh 841420 Original Black Toner - 4inkjets
New Compatible Mp C3001 Toner Cartridge For Ricoh Aficio Mpc3001 C3501s Copier Toner Cartridge Office Part Kcmy 4pcs/lot - Toner Cartridges - AliExpress
LD Compatible Replacement for Ricoh 841578 (841420) Black Laser Toner Cartridge for use in Ricoh Aficio MP C3001, MP C3501, Savin C9130, C9135, and Lanier LD 630C, & LD 635C s - Walmart.com