Name: carbon seatpostMaterial: All imports of t-800 high-strength carbon fiberAppearance: 3K carbon fiber Weight 220-240GApplicable: mountain bike road car BMXCaliber: 25.4/28.6/30.4*350mmAngle: after floating 0 degreesThis product connector part of the two screws, you can adjust the cushion angle, so you ride more comfortable