brand new and high quality Features: Made of aluminum alloy,it is ultralight,high intensity and durable. for Seat post is one of essential accessory for bicycle,which should good to bear your weight. Anti-oxidant design will be waterproof and rust resistance. 2 color can be available for you to choose. for Stronger design inside will greatly improve load-bearing of for seat post. It is an awesome for seat post for your beloved bicycle. Specification: Material: Aluminum Alloy Type: 25.4mm Color: Silver,Black Size: Length: 25cm(9.84in) Diameter: 25.4mm(1in) Quantity: 1 Pc(for seat post only,other accessories demo in the picture are not included!) Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes(without retail package): 1 x for Seat Post