PLATTBK Bicycle Seat Post Carbon Ultra Lightweight 3K Brushed Road Bike and Mountain Bike Saddle Post 25.4/27.2/30.8/31.6 350/400mm

Material: Carbon fiber + aluminum alloy Size: 25.4 / 27.2 / 30.8 / 31.6 * 350 / 400mm Made of high quality carbon fiber, super light, high strength, non-deformable and corrosion resistant. This is a carbon seat post that helps improve vibration absorption and reduce weight. Two bolt design for easy installation. Can be used with compatible mountain bikes, cross bikes, road bikes, and bicycles. Material: Carbon fiber + aluminum alloy Size: 25.4 / 27.2 / 30.8 / 31.6 * 350 / 400mm Made of high quality carbon fiber, super light, high strength, non-deformable and corrosion resistant. This is a carbon seat post that helps improve vibration absorption and reduce weight. Two bolt design for easy installation. Can be used with compatible mountain bikes, cross bikes, road bikes, and bicycles.