Description: 【Premium Material】: The solar panel mounting bracket is made of high strength and environmentally friendly plastic to ensure that the solar panel is sturdy and effectively protected 【Easy Installation】: No drilling is required, just use sealant (not included) to glue the bracket 【Full Protection】: With edge and four corner design, rv solar panel mounts kit protects the solar panel from damage and is ideal for a variety of outdoor applications 【Wide Range of Uses】: RV solar panel kit great for RVs, campers, caravan, roofs, car hoods, garages, sheds, terraces or any flat surface made of aluminum or wood 【Package Included】: Contains four corner brackets and a double hole bracket to meet different installation needs Specification: Material: PP   Size Chart: Double Hole Single Size: 10.7cmx9.9cm/4.21inchx3.90inch Package Includes: 4 Solar Panel Mounting Corners 1 Double Hole Note: Please allow slightly errors 1-2cm differences due to manual measurement.Customer satisfaction is our primary concern. If the product is somehow cracked or broken during shipping, please feel free to contact us. We will try our best to give you a satisfactory solution.