Features: Enhances your cycling experience with our carbon fibers bikes seatpost to fit a variety of bicycles. Our seatpost is designs for durability and light weight performances, ensuring a comfortable ride. Especially designs for cycling enthusiasts of all skill grade, from beginners to professional ridings. This professional seatpost provide the stability and comfortable needing for any cycling adventure. With its easy installation process and fashion designs, making it standing out on that road or trail. Specifications: Materials: Carbon Fibers Color: As The Picture Shows Type: 27.2mm/30.8mm/31.6mm (Optional) Length: 350mm/400mm (Optional) Size: approx.350mm/13.78in (More Size Detail, Please See Picture.) Package Includes: 1Pc Bikes Seatpost note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks! Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store