Description The bike seat post made of High-carbon steel material for long time and durable use. It has a simple design, but very practical in use, giving you a good using experience. It is easy to use and install, bring much convenience to you. Very suitable for most mountain bikes, road bikes and more. Features -Color:Black -Material:High-carbon steel -Size:20.00X2.50X2.50cm/7.86X0.98X0.98in -Upper diameter: 22.2mm, lower diameter: 25.4mm - This seat post is very easy to install on your bike, giving you much convenience. - The bike seat post is mainly made of sturdy material, which is strong and durable.It has a simple structure. And more stable performance. - The seat rod can help you to ride safely and prevent too much vibration during riding. - It also can bear the weight well and is more comfortable than when it is not installed. It is also one of the indispensable accessories for bicycles. - Exquisite craftsmanship and good material make it look simple yet function well. This seat post is very easy to install on your bike, giving you much convenience. The bike seat post is mainly made of sturdy material, which is strong and durable.It has a simple structure. And more stable performance. The seat rod can help you to ride safely and prevent too much vibration during riding. It also can bear the weight well and is more comfortable than when it is not installed. It is also one of the indispensable accessories for bicycles. Exquisite craftsmanship and good material make it look simple yet function well.