Race Face Chester Seatpost 27.2 BlackThe Race Face Chester Seatpost is designed to take a beating on the rocks and trails without leaving a hole in your wallet. The Seat tube is drawn from 6061 Alloy and uses a Dual Bolt, multi adjustable head. This seatpost has been Shot Peened to give it extraordinary strength and fatigue resistance. Available in 325mm length. Weighs approximately 231 grams. Available in 27.2mm, 30.9mm, and 31.6mm diameters.0821973200712