Description:

Our premium power ball gyro is a great fitness tool. It features cordless auto-starting and a sturdy all-metal construction. The internal mechanism with a strengthened spring initiates rotation when the core is pushed in the arrow direction. Easy to use, just follow the arrow of this grip trainer to build force, hold with one hand and rotate palm.

Application:

Gyro ball forearm is ideal for stress relief and strengthening hands, wrists, and forearms, it's suitable for men and those aged 10 and above, including office workers, students, and athletes.

Specification:

Material: Alloy steel
Size: 2.87 x 2.87 x 2.64 inches
Weight: 400 g
Color: Black
Age Range: 10 years old above

Package Content:

1 Wrist Ball
1 Ball Bag
1 Wrist Strap
Premium Quality: All-metal construction, cordless and auto-starting design for durability
Simple Usage: Easy to use by following arrow direction and rotating palm for a convenient workout
Efficient Rotation: Smoother, quieter and faster rotation with integrated turning and strengthened spring design
Auto Start: Starts automatically with a push in arrow direction, no rope needed, convenient with internal spring
Helpful Exercise: Strengthens hands, wrists and forearms, ideal for office workers, students, climbers and athletes

All-Metal Power Gyro Ball with Bag, Hand Wrist Forearm Trainer and Strengthen...