Nautilus ONE ® Abdominal Crunch

The Nautilus ONE ® Abdominal Crunch features a combination of upper and lower movement arms reinvents the original Nautilus® abdominal crunch (the ‘clamshell’) with modern-day technology. Four-bar linkage on upper movement arm provides a moving axis of rotation around the thoracic region of the spine for ultimate user feel. Nautilus One® equipment combines a revolutionary new weight stack technology with the most intuitive and userfriendly selection method ever created: a dial. Select weight with the simple turn of this aluminum dial, which is based on the successful Select-Tech dumbbells. The dial is always within reach from seated position. Easy, smooth set-up with standard hydraulic seat adjustments. No guide rods to lubricate. No weight stack pins to bend or get lost. Ergo Grip technology provides complete and independent arm movement enabling a natural, user-defined path of motion.