Remanufactured Hewlett Packard (HP) 51640A (HP 40 Pigment Black) Ink Cartridge
Great product! Prints just like the original HP cartridges. No complaints so far.
April 4, 2013
Works Great! 1/3rd the Price!
Works Great! 1/3rd the Price! I bought 4 for a couple more dollars than the price of 1 at Office Depot! I'm running a 36" HP Plotter, and the plans come out looking just as good as the ones printed with the HP cartridges. That's all that matters, isn't it?
September 8, 2012