Suspension Seatpost for Bicycles 27.2/30.9/31.6 X 400mm Shock Absorbing Bike Seatposts Lightweight Aluminum Alloy Seat Post for Mountain Road Bike BMX eBike

【Reduce Fatigue and Increase Efficiency】: Designed for road/ mountain bike (MTB) cycling. This shock absorber bike seatpost allows you to stay in the saddle and keep pedaling even over the most extreme terrain. Consistent power output and reduced fat, 【Reduce Fatigue and Increase Efficiency】: Designed for road/ mountain bike (MTB) cycling. This shock absorber bike seatpost allows you to stay in the saddle and keep pedaling even over the most extreme terrain. Consistent power output and reduced fat, 【Material and Size】: Our bike seatpost is forged from 6061-T6 aluminium, it's 400m in length and comes in several widths including the 27.2mm 30.9mm and 31.6mm most commonly found on your bikes. NOTE: Please measure and check the diamater of your cur, 【Easy to Install】: The standard 27.2mm/30.9mm/31.6mm X 400mm sizing allow this suspension seatpost to fit all modern bikes and install in minutes. The shock-absorbing seatpost from GEWAGE reduces the impact from uneven terrain, ensuring you have a sm