When looking for a high-quality dropper post, we don't have to look further than the Crankbrothers Highline 11 Dropper Seatpost. Made with a carbon fiber quill, aluminum alloy body, and titanium hardware, this dropper post is among the lightest on the market. Premium Trelleborg sealing ensures our internals stay free of debris and continue working for a long time, and IGUS LL-glide bearings and keys promote smooth actuation and perfect working order for many miles to come.