D’Addario Varigrip Hand Exerciser–Improve Dexterity and Strength in Fingers, Hands, Forearms- Adjust Tension Per Finger– Simulated Strings Help Develop Calluses- Comfortable Conditioning Varigrip Only(Original) electronics3 USB Simply plug and play

USB Simply plug and play (Keyboard Emulation)

please adjust the fine-tuning potentiometer on the side of the product

beer and soda

firmly fixed bracket

D’Addario Varigrip Hand Exerciser–Improve Dexterity and Strength in Fingers, Hands, Forearms- Adjust Tension Per Finger– Simulated Strings Help Develop Calluses- Comfortable Conditioning Varigrip Only(Original) electronics3 USB Simply plug and playDAddario Varigrip Hand ExerciserImprove Dexterity and Strength in Fingers, Hands, Forearms Adjust Tension Per Finger Simulated Strings Help Develop Calluses Comfortable Conditioning " D'Addario Planet Waves Varigrip Designed with the musician in mind, the D'Addario Planet Waves Varigrip is an adjustable tension hand exerciser that helps improve dexterity and strength in your fingers, hands, and forearms Adjustable Finger TensionView larger Build Your