Sports Grips has done it again with the Grip Twister by SideWinder. They have taken the wrist twister to a new level! This multifunction trainer does it all. Train your fingers, wrists, hands, and thumbs. The 4.25 diameter coupled with the adjustable tension offers a difficult fat grip workout while also being an excellent implement for rehab.
Whole Hand Strength Training That Also Trains Your Arm
This superior piece of grip strength equipment allows you to train your entire lower arm offering both eccentric and concentric training without having to use a rope or cable - simply change twisting directions. See the diagram in above for several ways to use this great new tool. We're sure you'll even come up with some variations of your own.