Installation is simple: The installation and disassembly of this model are very easy. Just tighten the screws from the side. This makes use much more convenient. Just install and fix it easily without any tools! It saves precious hour while the highest stability. Stable: Tested to withstand speeds of over 120 miles per hour. It provides a fixed force of up to 280 pounds, a stable connection even in extreme conditions. It guarantees for zero displacement. High-quality materials: Made of high-quality material and with an exterior coating, it is designed to resist rain, thunderstorms and intense sunlight, and is not corroded. High compatibility: Specifically designed for all vehicles and boats. The special rubber magnetic base protects your car paint and provides firm grip. It is suitable for cars, trucks, , boats, and more Part Name: Magnetic Roof Mount High Universality Fitment: NO Number: NO Fitments: For Mini For GEN 4 For Campers Van Boat Yacht Truck (Please make sure that the product size is suitable for your car!) Color: White & Black Material: Steel + Magnet Package Contents: 1 * roof bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.