brand new and high quality Feature: -High quality materials, all-aluminum alloy materials, 17mm and 25mm ball for head, durable, strong and shockproof -Two size ball bicycle motorcycle mobile phone frame fixed faucet lock car, frame fixed bracket adapter -360 degree rotating ball, easy to adjust the angle -Suitable for motorcycles, scooters, for cars, tricycles, draws, and other vehicles, to secure the leader locking -Suitable for mobile scaffolds, camera frames, recorder brackets and other DIY purposes -Quick release structure design, easy to install and assemble -Equipped with 3 different sizes, 12mm-22mm-25.4mm, to meet the size of different vehicles Specifications: Ball for head size: 17MM/25MM Suitable thin tube size: 12mm-22mm-25.4mm Product material: Aluminum Alloy Product weight: 56G Package Includes: 1 x Handlebar Fixed Base Adapter(Optional)