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.
This product would be ideal for individuals looking to engage in indoor exercise, specifically cycling, at home with a customizable and firm middle-wheel axle pedal bike.
