Compact spool holder with beared unwinding roll

thingiverse

Spool holder which runs the spool on a roll with two precision bearings. This ensures that the spool unwinds smoothly. The spool holder accommodates filament spools up to ~90mm deep, sufficient for most rolls weighing up to 1KG. ### Dimensions 164mm x 164mm, height approximately 125mm ### Bill of Materials **Essential Aluminium Rods with 8mm Diameter:** Total length required: ~900mm - Four rods measuring 112mm each - One rod measuring 116mm (for spool roll mounting) - Two rods measuring 133mm each (bottom front and back) - For the "middle stabilizer", one rod measuring 81mm (up to two can be mounted, one on each side) **Other Components:** - Two precision bearings - Twelve M3 screws with a length of 5mm - Four M3 screws for each "middle stabilizer" - PETG filament (~160gr) - Flexible filament for rubber pads (~20gr) **Required Tools:** - M3 hex tool - An 8mm drill to rework rod-holes if necessary