The Adjustable Grip Strengthener is perfect for building strength in your hands, forearms, wrists and fingers. It is simple yet effective and helps to strengthen your grip, rehabilitate injuries, relieve stress and increase endurance. Perfect for anyone who wants to build and maintain strong hands. Adjustable resistance and portable personal home gym that you can adjust from 11 lbs. to 132 lbs. as needed. It takes only 5-10 minutes a day to perform at your home or office. Great for athletes, musicians, rock climbers, tennis players and more. 1 location includes the shipping cost to US. Orders of 1, 000 pieces or greater are eligible for sea shipping. 100% guarantee for quality. Rush Service.