a 3D forged seatpost whose proven two-bolt design provides a best-in-class balance of strength, weight and easy adjustability. The low-profile sleeve reduces stress on the lightweight skids and prevents them from buckling. Material: aluminium 6061 Diameter: 26.8, 27.0, 27.2, 30.9, 31.4, 31.6mm Overall length: 300, 350, 400mm (including 100mm minimum insert) Offset: 25mm Saddle sleeve: standard Weight: 260g (27.2x350mm)