Compatible C4191A Black Twin Pack Toner Cartridges (C4191A)
High quality printing output with colours closely matched to that of originals. Fits the HP Colour LaserJet 4550n. Fits the HP Colour LaserJet 4550hdn Pls. Fits the HP Colour LaserJet 4500hdn. Fits the HP Colour LaserJet 4500.