1x Exercise Bike Wheel Axle. Size1: Length: Approx. 17mm ；Screw hole spacing : 60mm. Size2: Length: Approx. 17mm；Screw hole spacing : 60mm. Size3: Length: Approx. 20mm；Screw hole spacing : 66mm. Size4: Length: Approx.
The "Exercise Bike Middle Wheel Axle Pedal" is best suited for individuals who aim to improve their cycling performance on a stationary bike, gym, or at home.
