... quality 4,Warranty: 6 months For use in HP LaserJet 4300 fuser assembly Rbt 1, good quality, 80% close to OEM ... Cartridge,Fuser Assembly, Maintenance Kit and other spare parts for Canon, Ricoh, Sharp,Toshiba, Konica, Minolta, Panasonic, Xerox, Kyocera, HP Lexmark ...