Assault AirBike Classic, Black Twenty Sealed Ball Bearings throughout the frame and pivot points to provide a smooth and durable feel Unlimited Resistance for upper and lower body extremities based on Air Resistance; Get a complete Cross-Fit Workout Computer features motivational programs providing many programs (Tabata, Intervals, Watts, Heart Rate) to accomplish your fitness goals Maximum user weight: 350 pounds . Twenty Five inch diameter steel fan delivers maximum resistance, with six way adjustable seat fore and aft, up and down and tilt Set a calorie, distance, or time target goal with the advanced computer display ; Integrated messaging to help inspire you keeps the workout fresh