ALIXIN-Forearm Wrist Arm Flexor Exerciser Strength Strengthener Training Tools,Heavy Duty Carbon Steel Spring,Wide…

Gyroscope Hand Exerciser: The power wrist trainer ball adopts a self-starting design and requires no power supply. It can be easily started by simply turning the wrist, and the strength can be controlled, accompanied by changing lights to achieve the effect light decompression.
High-quality material: The power wrist trainer ball is made of polycarbonate and silicone, the ball core is an alloy material, durable, good texture, not easy to damage, the rubber area on the surface is perfect to prevent the gyroscopic hand trainer from slipping out of your hand.
Effective training: The automatic start-power wrist trainer ball can effectively train your wrist strength, relieve fatigue and weakness of the hand, improve blood circulation and promote recovery after an injury.

[Fashion appearance, adjustable resistance]: The speed arm is black painted with diamond texture, which is a combination of sports and fashion, and adopts a receptor design, which is convenient to carry, and is a good choice for home travel and fitness
[High-precision adjustable resistance]: The speed arm can adjust the resistance and the resistance is more detailed, which can meet a variety of requirements. Ergonomics, exercise arms, muscle coordination and athletic ability
[Stimulate muscle groups and grow regularly]: The intelligent resistance increase button can stimulate the regular growth of muscle groups. One dumbbell can meet the training needs of different heavy dumbbells.