Product features:

1. Easy Installation:Quick release design easy to install
2. Flexible Adjustment:Adjustable gear angle for engagement and fixation
3. Stander Adjustment:Fitss 26-29 Inches Mountain Bike
4. Durable Solid:High strength pp material solid durable
5. Front Rear Universial:Universal front and rear models Farewell to the complicated installation and cycling no longer dragging the mud and water