Check the listing for details. Hand Grip Strength Power Trainer Gripper Strengthener Adjustable Gym Exerciser. Condition: New. Listed at 6.92 USD. Hand Grip Strength Power Trainer Gripper Strengthener Adjustable Gym Exerciser Adjustable R-Shaped Spring Hand Gripper Countable Hand Strength Exercise Grip Fitness Sports Finger Rehabilitation Training DeviceFeature:1. The dial can easily adjust the resistance of 22-132LB (10-60kg), and the gear can be increased or decreased freely.2. The built-in mechanical counter records the complete grip strength and resets easily, easily calculates your daily exercise volume, and quickly raises your strength to a higher level.3. The non-slip handle and high-quality stainless steel spring make the clip very comfortable to use.Specification:Name: Adjustable Spring GripperMaterial: Plastic + High Elastic Spring SteelWeight: 135gSize: 16.5*10cmColor: Black, Gray, Blue, OrangeFunction: Exercise Finger And Hand StrengthNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow about 1-2cm measuring deviation due to manual measurement. On Apr 18, 2023 at 13:24:05 PDT, seller added the following information: