Med-Fit Systems 2009 Nautilus One™ Abdominal Crunch Interactive Color Change Use the color change demo to create a custom color combination for your equipment. Download a Custom Color Chart (Please note: Standard frame color choices for Nautilus Commercial Free Weights include only Silver or White. Black and Powerhouse Granite would require custom color treatment and lead times.)     * The only TRUE abdominal crunch machine!     * Combination of upper and lower movement arms        bring   back 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   Length    54in (137cm)   Width           56in (142 cm)   Height 59in (150cm)   Weight Stack 250lbs (113.4kg) 1.800.831.7665 1.800.831.7665 Core Upper Body Lower Body