Amazon.com: YOUTOP 4PK W9050MC Black Toner Cartridge Compatible for HP Color Managed MFP E87640Z E87650Z E87660 Printer : Everything Else
Black HP W9050MC Toner Cartridge
Amazon.com: 2-Pack (Black) Compatible E87640Z W9050MC Toner Cartridge (High Yield) to Used for HP Color Managed MFP E87640Z E87650Z E87660 Printer : Office Products
Amazon.com: SPLENDIDCOLOR W9050MC Black Toner Remanufactured High Yield 1PK W9050MC Black Toner Cartridge Replacement for HP Color LJT Managed E87660z E87640z E87660dn E87650z E87650dn E87640dn MFP Printer. : Office Products