The thomson elite dropper inline seatpost is the smallest most ergonomic remote lever available weighing just 592 grams including remote lever and cable the dropper post gives you the increased control and their cartridge based system is designed to have the longest service life in the industry the seatpost itself weighs an astonishing 450 grams making it the lightest available and it has custom made norglide bearing bushings custom made trelleborg o rings and seals thomson sa