We offer empty BCI-6 ink tanks. I am not familiar with the design of the Hobbicolor tanks, but a photo of ours can be seen at http://inkjetsaver.com/bci3adapt.html We also address the process of purging and washing the tanks with a fill/purge adapter.
I do hope this helps, Thanks
Most of you are aware how recent Court victories by Epson have dried up the legitimate compatibles market. The result was a resurgence in refilling the Epson cartridges. However, just to add to our frustration, it appears that Epson is now designing their chips to self destruct when the tank...