Power Twister Bar Arm And Chest Builder Strength Fitness Equipment 20/30/40/50/60KG

Strengthens the chest, back, shoulders, biceps and grip

Perfect for building upper body strength.

Suitable for people: young, adult, beginners

Material: stainless steel spring

2rm": 20 30 40 50 KG arm function: Exercise shoulder, arm and back muscles to make the body healthier and stronger

Method:

1.Bend both arms and bend the spring hard behind the neck

2.Two arms forward, bend the spring upward, and then relax.

3.The arms converge toward the chest, bend the springs, then straighten out and relax slowly.

4.Stand, two 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.

5.Two arms to the behind, clench the spring, and then straighten down gradually bend.

Precautions:

1. Please check the strength of the arms arm device before use, there is no loosening phenomenon.

2. Select the arm that suits your fitness level so as not to strain your muscles.

3. When using, place the arm on the handle safely on the wrist.