Adjustable Heavy Gripper Fitness Hand Exerciser Grip Wrist Training Increase Strength Spring Finger Pinch Carpal Expander Features: Single hand power grip Sturdy and robust design 10kg - 60kg adjustable range, You can adjust the strength tension from 10kg to 60kg by turning the red rotary knob. An excellent training tool that strengthens your hands, wrist and forearm. Small, exquisite, lightweight and portable, you can carry it with you to exercise anytime. Suitable for the elderly, the office crowd and sports enthusiasts. Specifications: Type: Hand grips Material: New reinforced ABS, TPR elastic plastic, Polypropylene and fine steel Strength Range: 10-60 Kg Color:Black,Blue,White,Orange Size: 14.8 * 10.8 * 2cm Package includes: 1 * Adjustable Hand Grips 10-60Kg"