This product is made of high quality materials. It is characterized by lightweight, high hardness, non-deformable, anti-corrosion and oxidation resistance. A great choice for you.Features: Made of high quality aluminum alloy and plastic materials, this product is sturdy and durable. With 60-100mm gripping range, it has a wide range of application. Enlarged and widened four claws, easy to install firmly and not easy to fall off. Lightweight, high hardness, non-deformable, anti-corrosion and oxidation resistant. 360° rotation after it is installed, simple in use and convenient as well. Specification:Condition: Brand NewItem Type: Bike Phone HolderMaterial: Aluminum Alloy + PlasticColor: BlackGripping Range: 60-100mmLength: Approx. 65mm / 2.6inchWidth: Approx. 50mm / 2.0inchClamp Dia: Approx. 31.8mm / 1.3inchWeight: Approx. 109g / 3.8ozPackage List:1 * Phone Holder2 * Adapters (25.4mm & 22.2mm)4 * Paster2 * Antiskid Tape1 * Spanner1 * User Manual