The MCS Alloy Micro Adjust 25.4mm x 350mm Seat Post  is a high-quality adjustable seatpost made of lightweight aluminum alloy. This seatpost, with a diameter of 25.4mm and a length of 350mm, is designed for various bike types including BMX bikes, beach bikes. With a weight of 277.9 grams, it is a durable and reliable component for cyclists looking to enhance their overall riding experience. Made in Taiwan by the trusted brand MCS, this seatpost is a must-have for any cycling enthusiast.