Specialized S-Works carbon post seatpost black/charcoal 27.2mm x 350mm; 20mm offset

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;} The S-Works Carbon seatpost is constructed from FACT carbon, so you get the perfect blend of high durability, stiffness, and comfort. A cylindrical aluminum head assembly, meanwhile, makes fore/aft and tilt adjustments super easy with an easy-access, single-bolt design. 27.2mm x 350mm x 20mm 27.2mm x 400mm x 0mm 27.2mm x 400mm x 20mm 30.9mm x 400mm x 10mm Available in the following sizes: Cylindrical aluminum head assembly adjusts fore-aft and tilt with an easy-access single bolt. Diameter: 27.2mm / 30.9mm FACT carbon construction blends high durability, stiffness, and comfort. Setback: 0mm / 10mm / 20mm