SUPER RESISTANCE - Unlike other grippers, our trainer has more resistance. Each spring is 200 lbs resistance, add up to 6 springs for a maximum resistance of 1200 lbs. Therefore, this stretcher is more suitable for people who need to further exercise and strengthen their hands. Improve grip strength for deadlifts, powerlifting, pull-ups and CrossFit Forearms, Wrists & Fingers - Work out your forearms and wrists with this piece of exercise equipment designed for arm flexors and extensors. This Gym Machine Also Strengthens Fingers to Increase Your Grip Strength ADJUSTABLE GRIP Designed for an adjustable grip that allows you to get the perfect fit for your forearm, the grip ensures precise targeting of the arm muscles, ensuring that each muscle group receives sufficient tension for development PORTABLE - This clever strengthener measures 11 inches long by 6 inches wide and weighs 2.8 lbs. Its compact structure allows you to easily and conveniently store it at home without taking up much space