The Genuine Brother DR-433CL Drum Unit is an original OEM product specifically designed for Brother printers. This black drum unit is compatible with Brother MFC, HL, and HLL series printers, including models like the HLL9310CDW and MFC-L9570CDW. This high-quality drum unit ensures reliable and consistent printing performance, making it a crucial component for maintaining the functionality of your Brother printer. With dimensions of 8 inches in height, 2 inches in length, and 4 inches in width, this genuine Brother product is designed to meet the specific requirements of your printer model.Brand new in unopened box.