HP 564 Refill Kit for HP 564 Ink Cartridges for HP PhotoSmart 7520 5520 6520 5510 7510 5524 6510 6525 7525 HP OfficeJet 4620 4622 HP Deskjet 3070a Printers (100UFHP564B3) 3PK 100ml U FiLL INK 300ml Black U FiLL INK with 1 Filling Syringe Refill for: HP 564 CB316WN Black Inkjet Cartridge Premium dye ink for superior print quality. Backed by a 100% Guarantee and a Two- Year Warranty All manufacturer brand names and logos are registered trademarks of their respective owners. We reference these Mfg names for compatibility purposes only.