The LD Compatible DR720 Drum Unit is designed specifically for various Brother laser printers, ensuring high-quality printing performance. This black drum unit is compatible with models such as Brother HL-5470DW, MFC-8510DN, and DCP-8155DN, providing reliable and consistent results. With a print technology of laser, this drum unit is a dependable choice for those looking to maintain the efficiency and quality of their Brother printers. The item dimensions of 9 inches in height, 17 inches in length, and 5 inches in width make it a convenient and practical option for various printing needs.