QAINKUN Seat Post Long Aluminium Bicycle Seatpost 27.2/31.6/33.9mm Diameter Dropper Seatpost 580mm Bike Seat Post(Black 30.9X500mm)

Made of high quality , Lightweight strong and durable.Comes anodized in colorfast surface,great anti-corrosion. Together with the saddle, it supports the rider's weight.Which has the effects, vibration absorption, good resilience, a reduce the vibration effect for bike. Just loosen the bolts of your old seat and remove your seatpost, then fix the seat bolts to the new seatpost and install it into your bicycle frame. Suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bikes, track bikes, MTB, BMX, DH, etc. If you have any questions regarding the product or service, please feel free to contact us, we are always at your service.