Includes fusing assembly. separation roller. transfer roller. feed roller for Tray 1. two feed rollers for 500 sheet tray. one feed roller for 1500 sheet tray and installation instructions.Compatible Printers: HP LaserJet 4300 TN. HP LaserJet 4300 DTN. HP LaserJet 4300. HP LaserJet 4300 N. HP LaserJet 4300 DTNSL. HP LaserJet 4300 DTNS
