Our Compatible LC03MY Magenta / Yellow inkjet cartridges for your Brother printer is manufactured to meet the same ISO-9001 original specifications and performance standards as the Brother OEM LC03MY ink-jet cartridges. We guarantee that you will get the same quality printouts as your genuine Brother LC03MY ink jet cartridges or your money back. Why pay double for a LC03MY brand name ink cartridge? Save 75% Compared to MSRP on all the LC03 series inkjet cartridges for Brother Printers. We offer a Two Year 100% Quality Satisfaction Guarantee on our Compatible LC03MY. For use in the following printers: Other Brother Printers MP-21CDX, Other Brother Printers MP21C. We are the exclusive reseller of LD Products brand of high quality printing supplies on Newegg.