KS LEV Dropper Seatpost - 27.2mm 120mm BlackKS LEV Dropper Seatpost 27. 2mm 125mm Black. The versatility of the LEV design allows clean cable routing on bikes not intended for dropper posts. When the remote is pushed there is zero cable movement as the post cycles keeping the housing away from legs and linkages. The external routing allows the easy removal and installation of the post which can benefit riders who frequently travel. Zero cable movement during seatpost actuation Adjustable air