I tweaked MarkBenson's design and took a stab at creating my first Customizer.
Use the Customizer to change wheel diameter, remove the spokes (customize wheel in Tinkercad!), add text, create a test-fit piece, or tweak the tolerances for a better fit.
Use a common O-ring for traction.
Full drawing robot project documented at http://www.instructables.com/id/Low-Cost-Arduino-Compatible-Drawing-Robot/
60mm_wheel_solid.stl | 313.6KB | |
60mm_wheel_spoked.stl | 467.9KB | |
hub_test_fit.stl | 149.9KB | |
Wheel.scad | 2.6KB |