Ricoh 841849, 841852, 841851, 841850 Standard Yield Toner Cartridge Set - Ricoh MP C4503, c55303, MP C6003 Ricoh 841849, 841852, 841851, 841850 Toner Kit (4 pcs) Ricoh MP C4503, C6003, C5503, C6004 Toner Includes CMYK