1. This seat post is specially designed for balance bikes, scooters, and fixed-gear bicycles. Its specification is 25.4 * 300 mm, and it can be compatible with a variety of bike models, meeting different riding needs. 2. It is made of aluminum alloy, which is lightweight and durable. It can withstand various pressures during riding and ensure the stability and safety of riding. When riding, there's no need to worry about the seat post being deformed or damaged, allowing you to fully enjoy the fun of riding. 3. Whether it's for daily commuting, leisure riding, or professional training, this seat post is a good choice. Its precise specification design enables it to perfectly fit the vehicle and enhance the overall riding experience. 4. Choose it to add a reliable guarantee to your beloved bike.