Twister Arm Exerciser - Adjustable 22-440lbs Hydraulic Power, Home Chest Expander, Shoulder Muscle Training Fitness Equipment, Arm Enhanced Exercise Strengthener

Say goodbye to your old spring power twister! The spring power twister's spring back is violent, it's dangers to use. The spring in the middle will easily pinch yourself The spring is prone to break after prolonged use. Hydraulic Pressure Protection Hydraulic power twister which is safer and more durable because of the hydraulic adjustment system principle. Our hydraulic power twister which is safer and more durable. There is no danger of the spring breaking, will not rebound and hurt yourself! • 【Adjustable Resistance】Rotating the knob to easily adjust the resistance, rang 22-440 lbs free adjustment. Just rotating the knob, resistance can be adjusted, faster than car shifting. • 【Durable Material】Double-layer steel tube is firm and durable. The material is strong and more realistic. The training machine has 440 lbs bearing capacity. • 【Stable Triangle Structure】Stable triangle center design makes the exercise more stable, which is a safer and more scientific structure. • 【Safe Fitness】 Professional micro-rebound and refuse to take profiteering rebound. Completely solve the safety hazard for safe fitness with no hurt and safe micro-rebound. • 【Easy Storage】The buckle of the handle's bottom is easy to store and convenient to carry. The user-friendly designed rear buckle can be fixed after folding.