Fitness Power Twister Bar 30KG, 40KG, 50KG, 60KG Heavy Duty Spring Chest Expander for Shoulder, Arms and Chest Exercises, Upper Body Workout Strength Training, Forearm Exerciser, Arm Trainer
(as of Oct 20,2021 13:48:04 UTC – Details)
Arms bent, curved spring force in the back of the neck. Arms forward and upward bending of the spring, then relax. Arms close to the chest, bending the spring, then straight, slowly relax. Standing, feet apart, bend the right elbow with his left hand bend spring, then bend the left elbow with his right hand bent spring. Both arms behind clenched spring, and then gradually straighten bent downward.
Exercise at your personal level of physical strength of arm, so as not to strain muscles.
Made of Carbon Steel and Plastic
Flex your back and back shoulders by squeezing the Bar towards your middle back.
Available 30kg, 40kg, 50kg, 60kg resistance strength.