Specialized Alpinist seatpost, mass is the enemy of performance, that’s why Specialized has done everything possible to make the Alpinist seatpost very light. With a weight of only 136 grams it is really ultralight, so perfect for climbing, acceleration and driving quality. The clamp with microregulation guarantees precision and an excellent seal. 12mm Setback.

• Lightweight and reliable construction in composite material.
• Clamp with precise microregulation with excellent sealing.
• Offset 12mm.
• Measures 27.2 mm x 360mm.
• Indicative weight 140 grams.
• Maximum load capacity 125kg.