Features:1. Suitable for mountain bicycle to rise up the handlebar fork stem.2. Two styles optional. Can extend the fork stem by 70mm or 100mm maximumly. 3. Easy installation, just connect up the front fork stem. 4. Separate washer design, can increase or decrease the washer to adjust the height as needed.5. Aluminum alloy material, durable. Double screw fixation, more firm and not easy to fall off.Notice:1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow slight deviation due to manual measurement.Specification:Type: Bicycle Fork Stem RiserMaterial: aluminium alloyBase Diameter: 1 1/8' 28.6mmSuitable fork stem diameter: 28.6mm standardSize: as picture showInclude: Bicycle Fork Stem Riser wrench Package List:1 x Bicycle Fork Stem Riser1 x wrench