Made of High quality 6061 aluminium alloy.Light weight(0.68lb only),never rust and never bend.Strength: 4.9 levels ultra high strength, maxium of 580lbs.
This 400mm long seatpost will help you to get better ride height on a relatively low bicycle.With adjustable head, convenient to install.Seat angle is adjustable.
Suitable for most Mountain bikes, Road bikes, Folding bikes, Downhill bike, Track bike, MTB, BMX, DH, etc.
How to Choose the Size:1.Check the diameter of the original seatpost,choose the same size as the original diameter.2.Measure the inside diameter of the frame tube.