이것과 함께 작동됩니다: http://www.amazon.com/gp/product/B00FSYBKPM?psc=1&redirect=true&ref_=oh_aui_detailpage_o05_s01
이 경우에는: http://www.thingiverse.com/make:148664 https://www.youtube.com/watch?v=oAiwFX6CqRw
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