Shopeleven Grip Arm Strength Chest Expander Household Fitness Adjustable Speed Arm Trainer Ab Exerciser  (Black)

Durable Material: The power twister is made of durable double-layer steel pipe material,no deformation after long-term use and broken.and keeps you safe and healthy,without hurting people. Adjustable Resistance: Adjustment intensity.10-200kg stepless adjustment.Gradually increase resistance and strengthen their own strength training to achieve muscle strengthening. Easy to Store: After finishing the exercise,please turn the adjusting knob to the minimum level,and then lock .The locked strength training device will take up a small space. Safety Design: The stable triangle centre design makes the movement more stable.There are non-slip rubber handles and safety ropes on both sides.The double spring design makes the spring force more uniform. Perfect Exercise Aid: This adjustable chest expander is perfect for exercising your wrists,arms,shoulders,chest and back at the same time,developing your grip, strength on your fingers,wrists and increasing the muscle strength of the upper body.