30.8 350mm 400mm Carbon Fiber Bike Seatpost Suitable for Most Bicycle

Description Details:
3K Carbon Fiber: Constructed of ultra light and strong 3K Carbon Fiber. Light weight, never rust
Size: 30.4 × 350mm (apx 230g/pc), 30.4×400mm(ap× 240g/pc)
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.

With adjustable head, Easy to install. Frosting finish, exquisite workmanship, nice touch feeling
Suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bike, track bike, MTB, BMX, DH, etc