[High-quality material]: The main body of the product is made of alloy spring steel, which has high toughness, good wear resistance and is not easy to deform [Wide Application]: Suitable for mountain bikes, road bikes, folding bikes and other bicycles [The suspension firmly absorbs the impact of the ground and reduces the impact on the body]Recommended for those who have difficulties with direct impacts on their bodies such as rough roads and uneven ground. [Adjustable Design]You can adjust it by yourself and adjust it to a comfortable position as needed to reduce bumps on the road and increase the fun of riding. [Widely Used]- The adjustable spring fits almost all bikes on the market, suitable for mountain bikes, road bikes, fixed gear bikes, etc You can ride long distances with confidence Colour:As Shown Material:Aluminum Alloy Package Contents: 1 x Seat shock absorber Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.