HIGH-QUALITY MATERIALSBike Suspension Seatpost high-quality aluminum alloy, lightweight integrated aluminum body, good quality and durability, anodized surface.
SPRING COIL SUSPENSIONBuild-in spring coil and damper rubber absorb the vibration while riding, the seat post your riding experience, improve the shocks and pain immediately. Rebound force adjustable by tighten or loose the bottom screw.
REBOUND FORCE ADJUSTABLEYou can adjust the bottom screw to change the spring rebound force fit to your weight to get best riding experience.
DUSTPROOF RINGThe dustproof ring on the shaft of the mtb seatpost can keep inner spring coil and damper rubber from gravel,dust or sand for longer use.
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.
Size:31.6mm / 1.24inch

Specification:
Condition: 100% Brand New and High Quality
Type: Shock absorber seat tube
Color: Black
Material: Aluminum alloy
Seat post diameter: 25.4mm / 1 inch, 27.2mm / 1.07inch, 28.6mm/1.12inch, 30.4mm/1.19inch, 30.9mm/1.21inch, 31.6mm / 1.24inch
Seat post length: 350mm / 13.77inch
Shock absorber travel: 40mm
Minimum Insertion depth: 80mm
Weight: Approx 600g
Features:
With adjustable head, convenient to install.Seat angle is adjustable.
Light weight,never rust.
Suitable for most Mountain bikes, Road bike, MTB, BMX, etc.
Packing List:
1 x Bicycle seatpost
1 x Bicycle rear reflector
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
For racing, we recommend that the weight of the cyclist does not exceed 200kg. For mountain bike riders, the weight does not exceed 180 kg.