CF064-67901 Printer Maintenance Kit for HP M601, M602, M603 Series Refurbished printer maintenance kit with performance rates as good as OEM Works with HP LaserJet Enterprise 600 Series M601, M602 and M603 printers Kit includes fuser, transfer roller, 2 pickup and feed rollers Parts recommended for replacement every 225000 pages These compatible parts go through an ISO-certified manufacturing process and are subjected to rigorous quality testing protocols