Google+ post by Bradley Carr on 2013-02-11 21:00:25 UTC

3D Printing
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c1e8a5a982e5c8b78757c242927d588b.jpeg

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Using gear rail instead of pulleys.

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This thing look serious!

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Looks like a beast. But i only have 133 dollars in it. That was for electronics. Everything else was whats laying around.