Check the listing for details. Hand Grip Strength Power Trainer Gripper Strengthener Adjustable Gym Exerciser. Condition: New. Listed at 6.95 USD. Welcome to Miniduino eBay Store Description: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 Strength Included in this package: 1x Hand Exerciser Notice:Please allow 0-1inch error due to manual measurement and make sure you do not mind before ordering.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.