Black, Cyan, Yellow, Magenta Ink Cartridge for HP OfficeJet Pro 8210 Printer, HP OfficeJet Pro 8216/8218 Printer, HP OfficeJet Pro 7740 All-in-One, HP OfficeJet Pro 8710 All-in-One, HP OfficeJet Pro 8720 All-in-One, HP OfficeJet Pro 8730 All-in-One, HP OfficeJet Pro 8740 All-in-One
