Tube Collar Locks Dust Filter Plate

This will allow the tubes on the caps to stay stationary when twisting the caps off for easy removal of filament for your Flashforge,CTC and Wanhao dual printers.

Here is link to the source.
Plate and Cap: http://www.thingiverse.com/thing:312726
Cap with Grips: http://www.thingiverse.com/thing:325551

Test: https://www.youtube.com/watch?v=n9Z02SJvH1o

Installed: https://www.youtube.com/watch?v=Xul_M9r4U0I

Cable holder: http://www.thingiverse.com/thing:287253

Update:
5/13/2014 Added cap with grips

12/31/2014 Combined threads to this designed cable guide from, http://www.thingiverse.com/thing:340031