Physioworx Adjustable Hand Grip

Suitable for anyone who requires to increase wrist and hand strength, with the ease of being able to increase the tension as your strength improves.
As low as £9.60
Product Description

By simply twisting the knob you can increase or decrease the tension of exercise. It is an excellent way to build up hand and forearm strength, and is ideal for anyone in early stages of rehabilitation right up to people who want to increase general strength because you can adjust the strength to your requirement.