1 - Allows the weight of the body, to be transferred from front to back, with the fixed head
2 - Allows the transfer of body weight, from right to left with the fixed head.
3 - Allows you to feel the influence of the position of the legs on the movement.
4 - Allows you to feel the influence of the position of the head on the balance.
5 - Allows you to feel the influence of the position of the head and eyes on the balance.
6 - Allows you to feel the influence of the position of the head and the eyes on the balance.
7 - Allows you to feel the influence of the legs, and the position of the head on the balance.
8 - Allows you to feel the influence of the legs, and the position of the head on the balance.