About this 3D model
Here is a new project of Heart, Heart Revolution, Composed of several pieces, no difficulties. it is necessary 4 axes clips 1 high parts 2 intermediate parts 1 low part a 1 low part b attention, force for clip clips clips you can choose the size but this one goes well.1 / 10 th https://www.youtube.com/watch?v=vAPcEp-ZmjY A + NOP21