Business professionals who have invested money in high-quality Brother products expect the same from replacement supplies. The Brother Genuine DR-310CL Color Drum Unit is a replacement drum for use with 6 different Brother color laser 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 vibrant, sharp, text and graphics with every page printed. The DR-310CL drum unit yields approximately 25,000 pages(1) when used with Brother Genuine toner cartridges (sold separately). Brother is dedicated to keeping the environment safe and produces our replacement products in ISO-certified factories. We offer several environmentally-responsible ways for our customers to dispose of their Brother branded products once they have served their purpose. Brother Genuine replacement supplies are backed by Brother’s ‘At Your Side’ Warranty and customers enjoy lifetime tech support for the life of their printers. The Brother DR310CL Drum Unit is for use with HL4150CDN, HL4570CDW, HL4570CDWT, MFC9460CDN, MFC9560CDW, MFC9970CDW. (1)Drum yield is approx., and may vary by type of use.