BBB Carbon X Bicycle Di2 Seatpost, Black, 27.2mm 340mm, Flypost, Compatible, BSP-31

Full carbon seatpost. It achieves excellent durability and strength while keeping the weight to a minimum. The elegant, distinctive Y-shaped post offers superior shock absorption compared to regular carbon posts. The dual-bolt adjustable clamp allows you to adjust the seat angle exactly as you want. Di2 compatible. In addition to steel and titanium rails, it is also compatible with round and oval carbon rails. Total length: 340mm Offset: 25mm Weight: 212g