Description: Versatile and Practical: This Kayak Roller features 2 strong suction cups mount, providing a quick and easy solution for a single person to load a boat onto the roof of their vehicle. Heavy Duty Design: Our Boat Trailer Roller reliably mounts on the roof or rear window of your vehicle, ensuring transportation of your kayak or canoe. Premium Material: The Kayak Loader is made from quality aluminum material for strength and durability. It also features closed sponges that gently supports the boat during loading and unloading, preventing any potential scratches. Ideal Size: With dimensions of 76cmx20cm/29.92inchx7.87inch, this Kayak Roof Assist Bracket fits most vehicles and kayaks comfortably, making it an essential accessory for all your water activities. Usage Note: For optimal performance, ensure that the surface where you mount the suction cup is flat and clean. Specification: Material: Aluminum Tube Sponge Size Chart: 76cmx20cm/29.92inchx7.87inch Package Includes: 1 Kayak Roller Note: Please allow slightly errors 1-2cm differences due to manual measurement.