https://www.officedepot.com/a/products/8319780313/Ricoh-841849-High-Yield-Black-Toner/
Ricoh 841849 Black High Yield Toner Cartridge - Office Depot
Achieve crisp quality printouts with Ricoh MP C6003 High Yield Black Toner. This toner cartridge is made to deliver consistent results on your compatible Ricoh...
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https://www.newegg.com/p/3C6-06GK-01DV8?Item=9SIC4B5KRW2881
LCL Compatible Toner Cartridge Replacement for Ricoh 841849 MP C4503 C4504 C4504ex C5503 C5504...
Buy LCL Compatible Toner Cartridge Replacement for Ricoh 841849 MP C4503 C4504 C4504ex C5503 C5504 C6003 C6004 C6004ex Printer (1-Pack Black) with fast...