Genuine Ricoh Type K1 for Aficio 3006, 4006, 4106, 4506 BlackToner Cartridge 887914-OEMReg. Price: $ 69.95Sale Price: $ 49.95 Genuine Ricoh Type K1 for Aficio 3006, 4006, 4106, 4506 Yellow Toner Cartridge 887921-K1-OEMReg. Price: $ 99.95Sale Price: $ 84.00 Genuine Ricoh Type K1 for Aficio 3006, 4006, 4106, 4506 Cyan Toner Cartridge 887933-TypeK1-OEMReg. Price: $ 99.95Sale Price: $ 84.00 Genuine Ricoh Type K1 for Aficio 3006, 4006, 4106, 4506 MagentaToner Cartridge 887927-TypeK1-OEMReg. Price: $ 99.95Sale Price: $ 84.00