1、Can be fixed tightly onto the seat post of your bicycle, designed for convenience. 2、Suitable for mountain bike and road bicycle whose rear tube diameter is less than 32mm. 3、Quickly installed and removed, it will surely contribute to your fantastic cycling experience. 4、This bicycle rack is made of durable aluminum alloy material, durable and sturdy. 5、With a rope you will quickly fasten your luggage, go on your journey at once. Features: Can be fixed tightly onto the seat post of your bicycle, designed for convenience. Suitable for mountain bike and road bicycle whose rear tube diameter is less than 32mm. Quickly installed and removed, it will surely contribute to your fantastic cycling experience. This bicycle rack is made of durable aluminum alloy material, durable and sturdy. With a rope you will quickly fasten your luggage, go on your journey at once. Specification: Condition: Brand New Material: Aluminum Alloy Color: Black Max Loading: 10 KG Size: Approx. 33.3 * 11.7 cm / 13.1 * 4.6 in Weight: Approx. 684 g Package List: 1 * Bicycle Rear Rack 2 * Small Sheets Note: Only the Bicycle Rear Rack, bicycle and the other items in the picture are just photography props.