... handle pulse3.8 sections tension knob4.seat height adjustMagnetic Exercise Bike - Foldleable8-level Tension ControllerSeat Pad Height AdjustableColor ... Customized by customerFlywheel: 3.5kgs, two way rotation, Double Driven,3 Pcs-CRANK, GREAT SMOOTH WORKOUTMAXIMUM WEIGHT CAPACITY: ... in making magnetic bikes, elliptical bikes, spinning bikes, exercise bikes and Home gyms. Our products are exported to ...