Description: Luggage Rack Fixation: This Roof Box U Bolt Clamp is designed to secure your car's luggage rack, making it convenient for you to fix your luggage securely.Design: Specifically designed for your car, this Car Van Mounting Fitting Kit not only serves a functional purpose but also enhances the visual aesthetics of your vehicle.Material: Made from stainless steel, this Roof Box U Bolt Clamps is resistant to rust, ensuring long term durability and reliability.Dimensions: With an inner diameter of 2.36inch and a height of approximately 3.15inch, this Rooftop Cargo Carrier Rack Bolt is compact yet strong enough to hold your luggage rack firmly in place.Package Includes: Each package comes with an U Shape fixture for easy installation and immediate use. Specification: Inner Diameter:?6cm/2.36inchHeight:?8cm/3.15inch Package Includes: 1?Roof Box U Bolt Clamp Note: Please allow slightly errors due to manual measurement and different monitors.