Functions: Strengthening cardiac and pneumonic function; Developing the strength of muscles in four limbs, waist, abdomen and back; Improving the coordination between four limbs; Good for healing bending and stretching hindrances in wrist, elbow, hip joint and knee joint, and aches in limbs, waist and back.

Service life: 15 years

Material: High quality steel

Users: Users: Suitable for children and the elders