Feature:1. The bike handlebar extender is made of forged aluminum alloy, which is sturdy and durable and safer to use.2. After anodic oxidation treatment, it has the characteristics of anti‑corrosion, anti‑rust and not easy to deform.3. The handlebar adapter is equipped with 4 washers, which can be adjusted freely to reduce waist pressure and make riding more relaxed.4. Don't worry about buying an unsuitable extender, because this product is suitable for most mountain bikes and road bikes.5. Installation is simple and the handling is more flexible, making it easier to climb, and the operation is more comfortable and convenient.Specification:Item Type: Bicycle Stem ExtenderMaterial: Alluminum AlloySize: Approx. 115 x 52 x 63 x 41 x 28mm/4.5 x 2.0 x 2.5 x 1.6 x 1.1 Package List:1 x Bicycle Stem Extender1 x Hex WrenchNote: