Folding Spider Quad

Original Design:
http://diydrones.com/profiles/blogs/folding-quadcopter-for-the-holidays

Using 13mm HobbyKing Aluminum Booms 340mm, cut down to 260mm for the 2 body beam; 256mm for all the arms.
https://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=40651

Print the 'drilling template' to drill the holes on the boom precisely.

8 of these red vibration damping balls
http://www.amazon.com/gp/product/B00M2GQTP0/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1


Wor