Bike Seat Posts Bike Suspension Seatpost 31.6mm Alumium Adjustable Seatpost for MTB Road Bike Mountain Bike Fixed Bike Seatpost,Shock Absorber Damper Seat Post ,Bicycle Accessories

Material: 6061 Aluminum Alloy Diameter : 31.6mm(real outder diameter ,no adapter) Length: 350mm Damping:Coil Spring Travel: 50mm adjustable preload suspension travel. With adjustable head, convenient to install. Standard clamp with 2-Bolt Zero Offset head clamp safety 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 Package: Mountain bike bicycle suspension seat tube *1 • How To Choose Diameter Size: (1) Check The Original Seatpost Size Marked On The Body ,Choose The Same Size As The Original One.(2) Measure The Inside Diameter Of The Frame Tube(Normally It Is Not Accurate, Considering Operator,Measuring Tool ,Etc. • How To Adjust And Install Suspension: Rebound Force Adjustable By Tighten Or Loose The Bottom Screw Wiht M6 Allen Wrench. Build-In Spring Coil And Damper Rubber Absorb The Vibration While Riding, Improve The Shocks. • Seat Tube Parameters :Material: 6061 Alloy Aluminum , Diameter : 31.6mm Length: 350mm Travel:50mm Adjustable Preload Suspension Travel. Weight: Approx 499g.Damping:Coil Spring , You Can Add Seatpost ThimTo Fit Different Size. • Reduce Bump Impact: Build-in spring coil and damper rubber absorb the vibration while riding, the seat post comfort your riding experience, improve the shocks and pain immediately. Rebound force adjustable by tighten or loose the bottom screw. • Compatibility : Most Fixed Gear Bike ,Road Bike ,Mountain Bike , Universal Bikes,Etc. Clockwise The Bottom Screw If You Are Heavy, Anticlockwise It If You Are Lightweight.