Three-axis gimbal with storm32

I use storm32 made a Three-axis gimbal,you need this things to make it:
1.storm32 with mpu6050
2.Brushless Motor *3
3.some M3 x15&X20 Screw and nut
4.Yi camera
5.3Dprinter

This is YOUTUBE video：https://youtu.be/J8IYgwcF8S0
At the beginning, I used magnets to balance the gimbal.But I have adjusted the model, now I don’t need a magnet, I can balance it by the weight of the camera.
Of course, if you want solid works files, you can leave your mailbox and I can send it to you.