5PC OPC DRUM for FS1016 FS1028 FS1100 FS1128 FS1035 FS1135 FS1320 FS1350 FS1370 FS1300 FS720 FS920 KM2810 replacement.Designed to fit specified models.Compatible with applicable devices requiring OPC drum units.Pack of five units provided.Intended for use in laser printers and multifunction systems.consistent image transfer performance.Replace when print quality declines or defects appear.Installation is straightforward following standard procedures.