Slot Spool Holder for Flash Forge Creator Pro

Please see my other Spool Holder which is a universal for FF Creator Pro's. It will accommodate 99% of spools.
http://www.thingiverse.com/thing:1438914

This is a slot type spool holder for a Flash Forge Creator Pro. It will accommodate about 50% common spool sizes.

I ordered some spools that had small diameter center holes so I needed to make some.After browsing the selection of printable spool holders for the FF Creator Pro I decided to design one.

The selection I saw did not have an