Amazon.com: MADE IN USA TONER Compatible Replacement for Ricoh MP C306, C307, C406, C407 High Yield (Black, Cyan, Yellow, Magenta, 4 Pack) : Office Products
OEM Ricoh Toner Cartridge, MAGENTA, 6K YIELD - for use in Ricoh MP C306 printer, MP C307 printer, MP C406 - Walmart.com
China Europe Wholesaler Distributor Factory Manufacturer Color Laser Printer Aficio Mpc306 Toner for Ricoh Mpc306 Photos & Pictures - Made-in-china.com