Arm Power Exerciser Professioinal Power Twister -Heavy Duty Spring Chest Expander for Shoulder, Arms and Chest Exercises

About this item 【TENSION SIZE】20kg, 30kg, 40kg, 50kg, 60kg, 5 size available for you choose.The power twister is made of carbon steel spring material, safe and , stable and 【EASY TO CARRY】The power twister bar is convenient to exercise in office, school, home, travel,etc.The rods are great for arm, shoulder and chest exercises, for building strength in the upper body. 【STRONG REBOUND】The arm power exerciser has a strong rebound, help you build the body figure.Non-slip rubber handle, conform to ergonomic designs, easy to grip and use. 【WARM PROMPT】You need to choose the dimension according to your Physical condition / muscle level, we can guarantee the item quality for you, but cannot guarantee everyone is Stallone, Schwarzenegger, Hulk. 【OPTIONAL STRENGTH GRADE】20KG (suitable for people who just started exercising), 30KG (suitable for teenagers / lady), 40KG (suitable for fitness professionals), 50KG (suitable for strong men), 60 Acheter sur Amazon