inktoner 2PK Refurbished HP 940 Black and Yellow, Cyan and Magenta Officejet Printhead For HP officejet pro 8000, 8500, 8500A 8500A plus, 8500A premium InkToner 2 pack Refurbished HP 940 Black, Yellow, Cyan, Magenta Printhead 6-month 100% Quality Satisfaction Product Guarantee Remanufactured to high ISO 9001 Standards SO 14001 Standards Use for OfficeJet pro 8000,8500,8500A,8500A Plus, 8500A premium