With the up and down powers of a yo-yo and the vibration damping abilities of a flat soccer ball, the PNW Components Coast External Routing Suspension Dropper Post turns a rough ride into something akin to lounging on a bean bag chair. It's a road- and gravel dropper post combined with a shock-absorber for your rear end. With externally-routed cabling and dimensions to fit any bike in the garage, you can be dropping and squishing in minutes!