Remanufactured 4 pcs Drum for Brother DR-221CL DR221CL MFC-9130CW, MFC-9330CDW, MFC-9340CDW, HL-3140CW, HL-3170CDW printer Remanufactured Drum Unit Set Approx. 15,000 page yield each drum unit. (May vary by type of use.) Mfr Part #: Brother DR221CL 1 black and 3 color Work with : Brother HL-3140CW, HL-3170CDW, MFC-9130CW, MFC-9330CDW, MFC-9340CDW printer 30 days monney back guarantee