Reduces vibrations and absorbs shocks.Adjustable suspension.With protection sleeve.Extra long (400mm).Comes with extra coils to optimize the suspension for the rider's weight.Certified for use on Ebike (EN-15194).SpecificationsSeatpost length400mmOffset20mmSeatpost material6061 T6 AluminiumCarbon rails compatibleNoSeatpost suspensionYesSuspension travel20mmClamp mechanismSingle boltCertified forEbike (EN 15194), MTB (EN 14766/ISO 4210), Road (EN 14781/ISO 4210), Touring (EN 14764/ISO 4210)Weight685gSizes27.2, 30.9, 31.6mmColourBlack