Features: Make of aluminum alloy, light weight, strong and Enduring. Saddles Pipe Screw Seats Tube is great for mountain bikes, it provide a secure connection between the Seatpost and the Saddles. Bike Seatpost Clamps Head designs allows for easy installation, making it convenient for most users. With its strong construction and firmly fit, the cycling screw Seats tube post enhances your cycling experience by providing a stable and comfortable ride. The Saddles pipe head not only enhances the functionality of your bike but also adds aesthetic appeal. Specifications: Materials: Aluminum Alloy Color: Black/Redness/Blue color/Gold/Silver Length: about 54mm/2.12inch Package Includes: 1pc Bicycles Seatpost Head note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.