Features: Make from Aluminum Alloy, ligth weight, high strength and solid. Easy to install and use, just connecting up before front fork stem. The ergonomic design lowers the position of the handle and increases the stability of the control. Suitable for mountain bike, fixed gear , road bike and more. The bicycles stem is simple to install on your bike, allowing you to quickly and easily upgrades your bike's handlebar. Specifications: Component: Aluminum Alloy Front Fork Tube Diameter: about 28.6mm/1.13inch risers Length: about 80mm/3.15inch Handlebar Diameter: about 31.8mm/1.25inch Angles: ±7° Height: about 39.5mm/1.56inch Package Includes: 1pc Bicycles Stem note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.