SHUTTER:
http://yoyoexpert.com/blog/wp-content/uploads/2016/04/Iyoyofactory-shutter.png http://yoyoexpert.com/blog/wp-content/uploads/2016/04/Iyoyofactory-shutter-1.png http://yoyoexpert.com/blog/wp-content/uploads/2016/04/Iyoyofactory-shutter-2.png
HORIZON:
CZECH POINT: