Compatible Brother DR421CL Drum. For the following machines: Brother DCP-L8410CDN, Brother HL-L8260CDW, Brother HL-L8360CDW, Brother HL-L9310CDW, Brother HL-L9310CDWT, Brother HL-L9310CDWTT, Brother HL-L9310 Series, Brother MFC-L8690CDW, Brother MFC-L8900CDW, Brother MFC-L9570CDW, Brother MFC-L9570CDWT. Yield 50K