Funn updown funn dropper seatpostfunns updown dropper seatpost has 125mm of travel and weighs just 570 grams a sealed self contained gas charged hydraulic cartridge powers the working internals and the system is cable activated the cnc machined handlebar remote can be adjusted in four ways right or left and either above or below the handlebar features material al7050 inner and outer tubespost diameter 309mm31 6mmtravel 125mmlength 422mmweight seatpost 570g lever 35gbuyfunn compo