Filament Spoolmount Rollers For Folger Tech Prusa I3
This is a pair of rollers and clips to go along with this top mount:
http://www.thingiverse.com/thing:590956
The clips were remixed from:
http://www.thingiverse.com/thing:606006
I designed the width to fit all of the hatchbox pla/abs that I currently have in stock.