Features: Our mirror adapter is made of high quality aluminum alloy material with durability and corrosion resistant,which is not easy to wear and corrode and has acceptable quality and high strength. Our Mirror Adapter have undergone strict quality inspection to guarantee- the safety and reliability,which easy to install and can directly replace the original with practical and convenient to use. Motorcycle mirror risers effectively prevent riders Replacement form blocking the view of the rearview mirror, help broaden the viewing range of the motorcycle (or electric ycle). Made from high quality aluminum alloy. Easy installation! No additional hardware required. Specifications: Material:Aluminum Alloy Size: As Picture Shown Color:Silver Package Includes: 2x Rearview Mirror Extension Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.