Athletic Works Adjustable Hand Grip Exerciser, Wrist and Forearm Strength, One-Size. Enhance grip, relieve stress, and increase hand, wrist, and forearm strength with the Athletic Works Adjustable Hand Grip. The grip ranges from 20-80 pounds of resistance and features a built-in counter that records the number of complete grips and resets easily. The ergonomic design is secure and comfortable, while the hard molded plastic is ideal for long term durability.