Toner for HP 641A Printer Laserjet Cartridge Black Color 4600 4650 4610 C9720a
Hp Laserjet 4600 4600n 4600dn 4600dtn 4600hdn 4610n. These may not be the cheapest on the re-manufactured market but because of their high yield and outstanding quality, you will not be dissapointed.