Metal Rubber Clamp: The metal tool holder comes with metal support brackets and high-quality rubber buckles. This tool has good load-bearing capacity and holds the shovel tightly to prevent tools and equipment from rolling during rough rides. Dimensions: Quick release clip accepts tools approximately 0.67-1.57 inches (17-40mm). 2 roof rack clips total weight capacity is approximately 62 lbs. Bottom mounting area is approximately 2.56 x 1.18 inches (6.5 x 3cm). Clamp Mounting Kit: Includes 6 roof rack mounting brackets, 12 fixing screws, and 12 fixing nuts. You can install this shovel bracket clamp quickly. You can mount the shovel bracket to a flat surface by drilling holes, or use rubber clips on roof racks, cargo racks, bumpers. Wide Application: Install the metal rubber clamp mounting kit on roof racks or truck bed racks to hold shovels, axes, hammers, rakes, hoses, and other equipment. Suitable for vehicles, 4x4s, ATVs, RVs, boats, or walls. Warm Tip: Please ensure the mounting area and support diameter meet your needs before purchasing. Tools with a diameter smaller than 0.67 inches may cause looseness. Holds tools and equipment securely in place. Load Capacity: 1 clip: 31 lbs. 2 clamps: 62 lbs. Color: Red Material: Metal Size: Bottom mounting area: 2.56 x 1.18 inches (6.5 x 3cm). Support Diameter: 0.67-1.57 inches (17-40mm). Package Contents: 1 set * clamp mounting kit. Only the above package content is included. Other products are not included. Note: Light reflection and different displays may cause slight color differences. Measurement allows an error of +/- 1-3cm.