Designed for high performance, the BBB BSP-20 SkyScraper Seatpost is constructed from lightweight, yet durable, 3D forged aluminum alloy for optimal strength. Its two-bolt clamp makes adjustments easy and secure. The seating angle is adjustable to suit your preferred riding style. The seatpost has a 400mm length with an extended range of 50mm, a 27.2mm diameter and a maximum weight of 120kg.