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3D Printer Academy
Launching Ball Marble Machine
Launching Ball Marble Machine
Regular price
$2.90 USD
Regular price
Sale price
$2.90 USD
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Launching Ball Marble Machine
Print-in-place ball launcher marble machine. Pull back the lever, release, and send the marble down a twisty-turny track. Includes a secret magnet feature. Insert a magnet to levitate the steel ball on the side of the machine. (Use <10mm diameter magnets)
Requires: 9.5mm Steel Balls: https://amzn.to/3Nt12A9
(Steel ball and magnet choking hazard. Not for small or unsupervised children)
Print settings:
- print with 3 wall for extra strength.
- 10-20% infill
- Lay marble rack on its back to print without supports.




