Knuckle Strengthener

This knuckle strengthener is actually a spring based device that can be used to increase the mobility and strength of the knuckle joints where there has been an impairment. Simply slip your fingers through so as to rest the base of the fingers on the horizontal padded bar. Then use the spring to exercise the knuckles to restore them to original strength. Gentle spring action allows for suitable rehab. Inner surface are foam padded for comfort.