QR Code Link to This Post The Weider Black Inversion System offers innovative features for amazing results. When it comes to inversion training, comfort is the key to success. This inversion system was designed with customizable features, a soft bench and relaxing angles to relieve pressure and stress throughout your body. Lie back and relax with this quick-adjust feature that allows you to lock into six inversion angles. The Weider Black Inversion System AxisSelect feature allows you to alter your center of gravity to better customize your training. And, you can easily adjust the bench to match your height and natural center of gravity for a more customized training experience.