1、Strong Arms: Through the continuous use of arm spring strengthening bar, it effectively strengthens the arm muscles and improves the grade of physical fitness. 2、Exercise Abdominal Muscles: The spring bar exerciser is designed to the loss of weight and sculpt abdominal muscles with a variety of abdominal exercises. 3、Full Body Workout: In addition to arms and abdominal, the spring power exercise bar can also be used to exercise other body parts such as the back and chest. 4、Ideal Fitness Equipment: Compact and lightweight design makes the spring chest expander rod suitable for home and office, making it easy to exercise for fitness at any time. 5、Durable Construction: Arms spring exercise bar is made of premium material, which is high strength, reliable, sturdy and durable and has a long service life. 1 x Power Spring Arm Bar Item Type: Power Spring Arm BarMaterial: Carbon steel