Well id have thought with it been "refurbished" they should have put some ink in it lol.
Does the buyer accept returns on them?...if so return it and tell him that the product description is not correct....if he does not accept returns then id contact Ebay because hes description is still wrong.
What i do for my Epson Photo RX500 printer,is buy new (But not genuine Epson) carriages,They're just made by another company and ive never had any problems with them..Usually they're around 65% cheaper than official.