According to the required force, it is divided into different grades, generally 20, 30, 40, 50, 60, 80, 100,10kg, which refers to the force required by Bai Wan's arm.
Application mode
1. Bend your arms and bend the spring hard at the back of your neck.
2. Put your arms forward, bend the spring upward, and then relax.
3. Keep your arms close to your chest, bend the spring, then straighten and slowly relax.
4. Stand with your feet apart, bend your right elbow, bend the spring with your left hand, then bend your left elbow and bend the spring with your right hand.
Put your arms behind your back, hold the spring tightly, then straighten and bend gradually.
6. The pursuit is quantity, not weight!
Extended data
1. Before use, please check whether the connecting parts of the arm strength device are firm and not loose.
2. Please choose the arm strength device suitable for your body level, so as not to strain your muscles.
3. When in use, fasten the safety belt on the handle of the arm strength device on your wrist.
4. When using, you should choose a relatively spacious venue to exercise, so as not to get rid of it and hurt people.
5. It is suggested that children under 12 should not use the arm strength device.
6. When in use, it should be carried out at a uniform speed.
References:
Baidu encyclopedia-arm strength device