Zoom Bike Suspension Seatpost:30.9 350 mm Shock Absorber Damper Bicycle Seat Post for E-Bike MTB BMX Easy to install and maintain, this shock-absorbing seatpost is a great upgrade for various bikes including hardtails, gravel tourers, MTB, road, city, hybrid bikes, and e-bikes.

• BIKE SEATPOST SIZE: 30.9x350 mm. Please do measure the actually required diameter before purchasing.The saddle clamp is included.

• Please measure the seatpost required diameter before purchasing,and take care to install the seatpost correctly - the safety line is located under the seatpost clamp to ensure a safe and comfortable ride.

• Bike Suspension Seat post features a progressive coil spring and elastomer to effectively absorb vibrations, enhancing rider riding comfort.

• The saddle clamp angle can be adjusted from -5 degrees to +18 degrees, with a clamp offset of 14 mm.

• Made from strong, lightweight 6061-T6 aluminum alloy, the bicycle seatpost improves durability and aesthetics with its one-piece body and anodized protective layer.

• Easy to install and maintain, this shock-absorbing seatpost is a great upgrade for various bikes including hardtails, gravel tourers, MTB, road, city, hybrid bikes, and e-bikes.

• Our suspension seat post is suitable for riders weighing 50 kg (110 lbs) to 100 kg (220 lbs).We stand firmly behind our product quality and proudly offer a 1-year coverage.