Ritchey Comp 2-Bolt Seatpost: BB Black 400mm x 31.6mm

Proven 2-bolt design provides a class-leading balance between strength, weight and easy adjustability. Low-profile clamp reduces stress on lightweight rails and won't bottom out. Diameter: 26.8, 27.0, 27.2, 30.9, 31.4, 31.6mm. Total length: 300, 350, 400mm (including 100mm of minimum insert) Offset: 25mm. Saddle clamp: standard. Saddle clamp torque: 13Nm (max).