Filament Spool Supports by movpix | Jun 23, 2015 | Ecksbot, Projects | 0 comments After a bad filament twist that jammed up the extruder, I decided to make a spool holder that would mount on top of the printer. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.