Renewable Toner Compatible MICR Toner Cartridge Replacement for HP 87A CF287A for Laserjet Pro M501 Enterprise M506 MFP M527 DEPENDABLE CHECK PRINTING. RT MICR Cartridge Replacement for HP 87A / HP CF287A SUPERIOR QUALITY. The RT Compatible HP 87A MICR Cartridge contains high quality magnetic toner that guarantees bank acceptance REPLACES OEM #: HP 87A HP CF287A | Yield 9k standard page; prints 27k checks @ 3 per page FOR USE IN HP LaserJet Pro & LaserJet Enterprise Flow Printers: M501n M501dn M506n M506x M506dn M506dh M527z M527dn M527f MFP LIFETIME WARRANTY: we always honor warranty, even if the Amazon return window has closed