The 12kg Flywheel defines the motion on the C7 ZL. It provides a smooth, progressive resistance that will challenge even seasoned cyclists. i Fit SD provides goal & ability specific workouts with vocal tip & encouragment from certified personal trainers. Check your progress on the backlit LCD display & change your resistance with the convenient dial. The C7
Includes:: a Polar chest belt for accurate HRC workouts & Intermix audio to help pass the time in the saddle.