HyperRX™ is a 'one of a kind' performance device to help correct or prevent hyperextension of the elbow. HyperRX™ helps stabilize the elbow keeping it in a correct linear position to the shoulder and wrist helping to create more axis rotation and HOOKING POWER.- Increase Arm Swing Leverage- Increase Hook Potential- Support Proper Arm Position- Improve Accuracy- Use as a Training Aid or During Competition- Easy to Apply