March 6, 2016
Description
Marble Run ramp and spacer tube.
There a few editions of this floating around on TV, but none had the dimensions of my old set. None of them would scale correctly to fit my set, so I had to make my own.
Overall length c. 163mm, OD of each tube c 34mm.
License:
Creative Commons - Attribution - Non-Commercial
marmotjr
