Features1The sturdy and durable handlebar extender is safer to use, has strong anti corrosion, anti rust, high toughness and no deformation. 2The handlebar adapter is equipped with four gaskets, 1x10mm / 0.39in and 3x5mm / 0.19in, which can increase the height to 25mm / 0.9in. 3The stem riser allows you to freely adjust the gasket to suit your needs, relieve lower back pressure and make your riding more relaxed. 4Just plug in the original front fork rod and you don't have to worry about buying a handlebar adapter that isn't suitable for your car. 5The fork stem extender is made of anodized aluminum alloy material and is suitable for most mountain bikes and road bikes.SpecificationItem Type: BicycleForkStemExtenderMaterial: Aluminum AlloyPackage List1 x BicycleForkStemExtender1 x Hex Wrench