Our B3P24A is the remanufactured version of the genuine HP 727 grey ink cartridge, compatible with multiple Hewlett Packard DesignJet printers.Although this is not an original Hewlett Packard product, our remanufactured B3P24A remains compatible with all of the same fantastic HP printers an even contains the same 130ml of grey ink. The compatible grey ink within this cartridge in the HP 727 range is of exceptional quality and when held side by side with an original Hewlett Packard print, the result are still impressive.This remanufactured HP 727 grey ink cartridge comes with a 100% satisfaction guarantee, making your purchase even simpler.