Lifecore LC-800RB Recumbent Exercise Bike Recumbent exercise bike with compact 44-inch frame Reliable motorized resistance system with 5-inch pedal diameter 12 preset programs, 4 HRC programs, and 16 resistance levels Infinitely adjustable sliding seat track; built-in wheels for mobility Measures 24 x 42 x 44 inches (W x H x D); 2-year parts warranty