Compatible Brother DR221CL DR-221CL Imaging Drum Unit (BK,CMY) for All-in-One Color laser DCP-9020CDN,HL-3140CW,3170CDW,3150CDN,MFC-9340CDW,9130CW,9330CDW printer 4-pack DR221 DR-221 Drum kit Shop At 247 brand cartridge is sold exclusively by Shop At 247 Shop At 247 offers One-Year Warranty against defects Shop At 247 offers 180 Days Money Back Guarantee Page Yield Up to 15,000 Pages at 5% Coverage Per Drum These replacement items were professionally manufactured in an ISO 9002 factory