Made of full CNC machining aluminum alloy, anti-slip.
Easy to install and remove, convenient for you to use.
With this seat post tube adapter, you can change the seat tube to the size you want.
Suitable for bike, mountain bike, road bike, etc.
Please check the outer diameter of your seat tube. Measure the inner diameter of the old clamp. Or measure the outside diameter of the seat tube. Then the right choice.