Marble Run Compatible Tight Helix
thingiverse
Components to build a Marble Run Compatible drop helix Top and Base segments are the standard 1 riser (35 mm) high Middle Component(s) are two risers (70mm) high Note: Top tube and exit tube will not line up vertically depending on the number of helix sections used Video shows object with my 3 entry 100 mm base https://www.thingiverse.com/thing:4776727 which provides both an exit and extra support for the top of the object. If you download, please show the Monkey some love and hit like...
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