Tension Adjustable Bike -Rotate the knob to adjust the pedal tension,you can customize your exercise intensity.
Pedal Exerciser, under Desk Bike Stationary Pedal Exerciser for Arm and Leg Work
YOLENY Under Desk Bike Mini Exercise Bike Pedal Exerciser
Mini Pedal Exerciser,Under Desk Pedal Exercise Bike For Arm Leg exercise