Rock Shox Reverb Stealth Adjustable Seatpost w/ Connectamajig (125mm-Travel). RockShox's Reverb Stealth dropper post enables you to attack the trails like never before. Just hit the hydraulic remote lever and drop your saddle a whopping 125mm of infinitely adjustable travel on the fly. The return speed is easily adjustable by turning a dial on the remote while the triple-lipped sealing system and sealed hydraulic hose keep dirt out for clean, consistent operation. There's also an included collar that limits travel to a preferred height setting. This Reverb Stealth w/ Connectamajig makes installing and removing the post easier and quicker.