BBB - Seat Post - SkyScraperBBB SEAT POST SKYSCRAPER The possibilities are sky high with the SkyScraper seat post from BBB. Available in many sizes diameters, the SkyScraper is suitable for and compatible with almost any type of bike. The saddle attachment system is simple to use, while the special adjustment system with two screws allows the rider to make precise tweaks to the position of the saddle. The ideal seat post for every cyclist with an eye for detail. Suitable for all