Features:<br> 1.Easy to Install by Yourself:You don't need special tools or an expert to install this.Anyone can do it themselves in just 5 minutes.<br> 2.Multi-purpose: It can also carry a bag while damping, and a variety of bag types can be installed.<br> 3.Professional load-bearing test: After a professional load-bearing test, it can withstand a weight of about 100kg; it is made of special alloy materials, which has good elasticity, effectively reduces bumps, plays a buffering effect, and makes riding more comfortable.it can be adjusted according to obstacles or specific conditions, and the riding position can be adjusted freely! Free switching mode, you can switch between leisure/sports mode within 1 minute, which is convenient and quick.<br> 5.Applicable people: It can be used for people under 100kg, and the whole family can enjoy it.<br> <br> <br> Notice:<br> ①Actual color may be slightly different from the image due to different monitor and light effect<br> ②Please allow 1-3cm deviation due to manual measurement<br> Material:Aluminum+Alloy<br> Size:16.5x8.5cm<br> Package List:<br> 1x Shock Absorbent Saddle Spring