High quality solid aluminum alloy High strength material, hardness and durable to use. Fix the light on the tube firmly, increase the height of the light bar to avoid scratches while driving. Can be used on 22mm-32mm diameter tubes and applied to LED light bar for almost all types of vehicles such as off-road vehicles, trucks, jeeps, boats and more. Pre-drilled hole easy to install, allows you to add more lights on the vehicle without drilling. Quick and secure mounting to your roof rack, bull bar, roll cage or headache rack. The mounting platform is adjustable, allowing you to mount your lights at multiple angles, roll bar mounted for LED work light bar, antenna, driving light, spot light, fog light.