The BBB Sky Scraper Seat Post (BSP-20) is an extra-long seat post designed for a wide range of bicycles, including MTB and E-bikes. It features a 2-screw micro-adjust system for precise saddle positioning and is constructed from cold-forged 6061 T6 aluminum for durability. This seat post has a length of 400mm and an offset of 0mm. It is compatible with all bikes and complies with the NEN-EN 15194 2017 standard for E-bikes.