Product Name: 2-Axis Adjustable Magnetic Antenna Base for Mobile Antennas - 9cm Diameter This magnetic base is for mobile antennas and temporary base station antennas. It can be adjusted on two axes (front/back and left/right), allowing you to keep the antenna vertical even if the base is mounted on a slightly tilted surface. Size: 9cm diameter Adjustable Range: Left/Right: 180 degrees, Front/Back: Approximately 100 degrees (The range of motion may be limited by antenna connectors or coaxial cables.) Weight: Approximately 510g