Name xLab Optical Drum Roller Model DR-660 Function Used in DCP-L2540DW / MFC-L2700DW / MFC-L2740DW / HL-L2365DW/ DCP-7055/ HL-2130/ MFC-7360/ MFC-7470/ MFC-7860DW Remarks Drum Life: 12,000 pages Brand xLab Country of Origin USA