Hand Gripper Power Twister Resistance Bend Bar Rod Spring Arm Strength for Fitness Chest Forearm Strength Training

• Fitness training for chest expansion
• Dual-spring design is not easy deformation, prevent sliding injuries design.
• Insist to take exercise, strong and handsome effect will be remarkable.
• The power twister works both the pectoralis major and the pectoralis minor, the major muscle groups that cover the chest area.
• Wrist strength is also developed in addition to building shapely biceps and shoulders for that well-rounded look. Great for building entire upper body strength.
• Works complete chest area, both pectoralis major and minor for a fuller-looking chest. It allows strength building through reps.
• Molded handgrips secure power twister and reduce slipping wrist straps adding an additional safety factor Ancillary muscle groups of arms and shoulders get a workout which adds to overall upper body strength.

Materials: Steel spring + ABS + Rubber
How to use:

1. Stand with your legs 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;
2. Straighten both arms upwards, bend the spring, and then gradually relax, repeat several times.
3. The arms are bent forward and the spring is gradually relaxed
4. Bend the body downward and the arms bend the springs.
5. With both arms behind you, hold the spring tightly and then straighten it down and gradually bend the spring.
6. Insist on exercising, the effect of bodybuilding is remarkable.