Ricoh Aficio MP C4502 Black Pump Unit, Genuine (E2221)
for Ricoh Color Universal Toner for Mpc2550/2551/4501/5501/4502/5502/2503/3503/4503/5503/3504/4504/6004/Spc250/260/360/430/810/820/830 - China Printer and Toner Cartridge
Ricoh Aficio MP C4502 Black Toner Cartridge, Genuine (G1886)
Ricoh Aficio MP C4502 Toner Cartridges
Changing your toner for a Ricoh MP C4502/5502 - YouTube