Filament holder and colorizer

I thought the colorizer was a very interesting idea, but I didn't see any way to mount it or use it efficiently.

As such, I decided to modify it and add in another printer modification I was thinking about -- a filament holder.

This is attached to the Wanhao i3 Plus using one of the screws holding the filament spooler. I slightly widened the intake hole for the filament, and then added a outtake funnel to held lead it down. I've used this successfully one a number of things, but your mil