Trash Train: I put my trash cans on rails so they move automatically [video]
Where can you find supplies for these kinds of projects? Each 6ft. section of rack would cost $81 plus shipping from McMaster-Carr.Never mind the other components, that would add up quickly.
I was trying to find some spur gears for a project, but wow those are expensive. I reworked it to use pulleys, but those weren't as cheap as I'd hoped, either.