51640C Genuine HP Cartridge (HP40) Cyan
51640C Genuine Hewlett Packard No. 40 Cyan InkJet Cartridge for DesignJet 250C / 650C / 650C / PS; DeskJet 1200C / PS / 1600C / CM / CN; Color Copier 210 / 210LX; Copyjet / Copyjet M
51640M Genuine HP Cartridge (HP40) Magenta
51640M Genuine Hewlett Packard No. 40 Magenta InkJet Cartridge for DesignJet 250C / 650C / 650C / PS; DeskJet 1200C / PS / 1600C / CM / CN; Color Copier 210 / 210LX; Copyjet / Copyjet M
51640Y Genuine HP Cartridge (HP40) Yellow
51640Y Genuine Hewlett Packard No. 40 Yellow InkJet Cartridge for DesignJet 250C / 650C / 650C / PS; DeskJet 1200C / PS / 1600C / CM / CN; Color Copier 210 / 210LX; Copyjet / Copyjet M
