nordictrack x16 ellipticalThe NordicTrack x16 elliptical and the ifit pro membership boast technology that puts results within anyones reach. Ifit tracks your performance and automatically changes your 10% incline to 10% decline range, and 26 resistance levels to exactly what you need, so every workout is personalized to you. The 3 in 1 design mimics the movement of a stepper, elliptical, and treadmill, so you can choose how you want to workout. The x16 elliptical is designed