Polargraph Gondola
thingiverse
Polargraph Gondola to use for polargraph projects. http://youtu.be/eaJXufifMMw Inspiration: http://www.instructables.com/id/Polargraph-Drawing-Machine/ The Gondola works great. Please note that this design requires a bearing with below dimensions (dimensions can be changed if you modify the files) OD=52mm ID=25mm Height= ~13,7mm I´ve also added a drivewheel (ball pulley) for your steppingmotor chaindrive.
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