Retül Fit is more than just a bike fit, it’s a way to learn about your specific body geometry and the root cause of your discomfort, or adjusting a bike to optimize your comfort, performance and efficiency to achieve your cycling goals. Using 3D motion capture technology, the Retül system accurately measures every degree of movement and millimeter of distance, providing us with accurate data to support changes specific to your fit for your particular cycling equipment and personal riding experience.