Marble track - 1 pass switch (Gravitrax compatible when using my 6 exit basic tile)
by JDO solutions · from Printables
Personal use only
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PLA from £6 inc. UK delivery on letter-sized prints. We slice, print on a calibrated Creality K2 / Bambu A1, QC and post.
How to feed only one ball to a cannon or a hammer? Use the 1 pass switch! It allows you to control the ball flow and…
