Brother Genuine Drum Unit, DR360, Seamless Integration, Yields Up to 12,000 Pages, Black BROTHER GENUINE DRUM UNIT: The Brother DR-360 Drum Unit is intelligently engineered as part of a complete mono laser printing system. CRISP RESOLUTION: The Brother DR-360 Drum Unit delivers crisp, sharp printing with quality you can consistently rely on. YIELDS UP TO 12,000 PAGES: This mono laser drum unit yields approximately 12,000 pages(1), producing sharp, and brilliant prints. PROTECT YOUR INVESTMENT: By using Brother Genuine Supplies, youll ensure a seamless fit and optimal integration with your Brother printer and toner cartridges. FOR USE WITH BROTHER MONO LASER PRINTERS AND ALL-IN-ONES: DCP-7030, DCP-7040, HL-2140, HL-2170W, MFC-7340, MFC-7345N, MFC-7440N, MFC-7840W.