RICOH WASTE TONER BOTTLE FOR USE IN MPC2003 MPC2503 MPC3003 MPC3004SP MPC3503 MP Toner Cartridges (Genuine Brands) - Newegg.com
Amazon.com: Do it Wiser Compatible Printer Toner Cartridge Replacement for Ricoh 841849 for use in Ricoh MP C6003 MP C4503 MP C5503 MP C6004 (1Pack - Black) : Office Products
Ricoh 416890 Waste Toner Bottle (D149-6400)
How to dump the waste toner on the MP C2003/2503/3003/3503/4503/6003 copiers – Key Office Solutions