Magnetic Adsorption:LED Light Bar Magnet Base Mounting Bracket Holder adopts magnetic adsorption design, stable performance and easy to use. Premium Material:LED Light Bar Mounting Bracket Holder is made of iron material, with solid structure, high hardness and durability to ensure durability. Universal:Round Light Bar Base Mounting Bracket is suitable for most vehicles such as cars, trucks, SUVs, boats, etc. Use:Light Bar Base Mounting Bracket Holder is used to install light bars or work lights. With rubber pads, non slip. Easy to Install:Magnetic Light Bar Mount can help you easily fix light bars and work lights on various vehicles. It is simple and convenient to install without drilling. Specification: Material: Iron Size Chart: 11cmx11cmx2.5cm/4.33inchx4.33inchx0.98inch Package Includes: 1x LED Light Bar Magnet Base Mounting Bracket Holder 1x screw 1x Nut Note: Please allow slightly errors 1-2cm differences due to manual measurement. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.