Ball Joint Test

I was looking for the effective joint parts.A good item for the plastic model kit is being sold by Japanese maker.-Wave http://www.hobby-wave.com/LINE_UP/optionsystem/index.html-Kotobukiya http://www.kotobukiya.co.jp/item/page/parts/index_poly.shtml-Yellow Submarine http://ys-hobby.shop-pro.jp/?mode=cate&cbid=182565&csid=7These items has some types, size and length, shape.There are various types of these items.There keeps strongly.However, the only problem is a high cost! XD --- Imported from Thingiverse: https://www.thingiverse.com/thing:7383 Original creator: mah_digilife