<ul><li>Strong and Durable: The bike seat post is made of 6061 aluminum alloy and CNC full machined</li><li>One Piece Forge and Lightweight: The bike seatpost is one piece forge so it is only 330g(27.2mm)/315g(30.9mm)/345g (31.6mm)</li><li>Two-Bolt Design: Two-bolt design for easy adjustment the tilt angle of the saddle with the clip to make the saddle reach the best riding comfort and keep the saddle in its position</li><li>Adjustable Seatpost Height: Our MTB seatpost is engraved with clear height marks, easy to adjust the height of the seat post bike to reach the right height for you</li><li>Diameter: 27.2mm/30.9mm/31.6mm, Total length: 350mm (Adjustable height), Zero offset</li></ul><br><br>

FIFTY-FIFTY Mountain Bike Seat Post, 27.2/30.9/31.6mm Aluminum Alloy Bicycle Seat Post, 350mm Length for MTB, Road Bike, E-MTB (30.9mm)