Bicycle-style exerciser attaches to a standard chair or wheelchair.This 2-in-1 pedaling device can be set on a table for an upper-bodyworkout or placed on the floor to work out the legs while sitting in achair. Durable frame and maintenance-free steel bearings offer smoothpedaling for everyday use. Provides the aerobic benefit of cycleexercise for those who cannot sit on bicycles. Knob handle varies theresistance from 0 to approximately 13 lbs. (0 to 5.9kg). A second knoblets you move the unit forward or backward to accommodate different leglengths. Helps improve circulation and strengthen muscles. Straps holdfeet securely on pedals. Nonslip rubber on floor bar. Lightweight andcompact. Two models available?Clinic and Home. Clinic Model: The pedalsare adjustable to allow a variety of pedaling settings. Designed toaccommodate the Upper Extremity Adapter Kit. This kit includes pedalarm extensions with hand straps and base attachment for use against awall.