KS LEV INTEGRA/LEV DX OIL CARTRIDGETime to spruce up your KS dropper post? Replace your old, worn out Lev DX or Lev Integra oil cartridge with this authentic KS replacement. A new oil cartridge will make your dropper seatpost feel like new. Enjoy quick actuation and proper performance. It's time to give your post an overhaul. Features For Lev DX and Lev Integra dropper seat posts Available in 100, 125, and 150mm options | Ks | Lev Integra/lev Dx Oil Cartridge | Black | 150Mm, Dx And Integra Posts