A streamlined design with fewer moving parts and better seals makes for a dropper post that performs consistently and requires less maintenance. The updated Bontrager Line Dropper Post is easy to set up and now even easier to service. The cable-actuated hydraulic locking design provides proven functionality for bikes with internal routing.Bontrager Line Dropper Seatpost FeaturesRemote cable actuation with an ergonomically designed under-bar leverThe air-sprung hydraulic locking cartridge offers infinite adjustability within dropping rangeA keyed chassis prevents rotation for a stable rideThe 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustmentInternal cable routing keeps housing tucked away and free from moving wheelsIncludes cable, housing and 1x under-bar remote leverOn-Bar Universal Lever sold separatelyThe frame must be compatible with internally routed seatpost routingBontrager Line Dropper Seatpost SpecificationsSize31.6mm x 350mm x 100mm31.6mm x 395mm x 125mm31.6mm x 445mm x 150mmDiameter31.6 mm31.6 mm31.6 mmLength350 mm395 mm445mmTravel100mm125 mm150 mmSeatpost typeDropper postsDropper postsDropper postsOffset0 mm0 mm0 mmRail compatibilityUniversalUniversalUniversalMaterialAluminiumAluminiumAluminiumWeight540g565g590g