Business professionals who have invested money in high-quality Brother products expect the same from replacement supplies. The Brother Genuine DR-420 Mono Laser Drum Unit is a replacement drum for use with 16 different Brother printers and all-in-ones, intelligently engineered as part of a complete printing system. These genuine replacement Drum Units are produced with precision to deliver sharp, text and graphics with every page printed. The DR-420 drum unit yields 12,000 pages(1) when used with Brother Genuine toner cartridges (sold separately). Is This an OEM Drum Unit for a Brother Printer? Yes, this is the official Brother DR-420...