Gorilla Explore Flexible Stretch Strong Spring Arm Power Twister Strength Exercise Bar Fitness GE14

Spring Arm Strength Hand Grippe STRETCHABLE BODY BUILDING WORKOUT Gym Expander DESCRIPTION This is perfect for building upper body strength. The role of throwing arm device, Methods is also known as grip strength. It is used to exercise the arm muscles. Its main exercise muscles and chest auxiliary exercise wrist. Increase the muscle strength of upper limbs. including the pectoralis major shoulder elbow and wrist joints and other parts of the power. It can make the upper limb muscles and increase arm strength. Improve the quality of the body This is a portable exercise device that is great for home, office or travel use. Features  HEAVY DUTY POWER TWISTER IDEAL FOR BUILDING BODY EASY TO USE AND HANDLE NO NEED FOR A TRAINER 30kg,40kg,50kg,60kg USING METHODS 1. PUT ARMS BACKWARD AND FLEX SPRINGS 2. BEND RIGHT ARM, LEFT HAND SPRING THAN CHANGE ANOTHER HAND 3. STRETCH ARMS STRAIGHT FORWARD AND FLEX SPRING THAN RELAX METHODS ARE DESCRIBED WITH PICTURES ON THE PRODUCT BOX