Summary

Have you seen the new Printbl spools w/ Diamond Age plastic?? Well, now you can use them on your spool holder!

Instructions

Requires:
2 608 bearings
6 m3x15mm+ screws
3 m3 nuts, washers

Directions:

Print
Install bearing (may take a hammer/fist on table/etc)
Install in spools
(Optional/Use 4.) put on rod between 2 m8 washers/nuts

Notes:
If anyone wants a step file of the spacer, I can, or different dimensions, there are many openscad ones, this was done in inventor. I have a few ideas for improvements to try soon..

Uploaded new version (stl and ipt, so the download counter reset), fits all the variances in spool sizes (instead of only the largest ones - Glow), and has all holes chamfered for better printing.

Printbl (DiamondAge) Spool Spacer