VEVOR Solar Panel Mounting Brackets, Solar Panel Mount Kit with 10 x 4" Mini Rails, 4 End Clamps and 6 Mild Clamps, Solar Panel Mount Brackets for Metal Roof, Concrete Roof, Wood Roof, Tile Roof Complete Mounting Kit Easy and Hassle-Free Installation Secure Installation Enhanced Ventilation and Heat Dissipation Durable Aluminum Construction Ideal for Various Applications Rail Length: 4 in / 100 mm,Number of Rails: 10 PCS,Item Model Number: SF-SS-SKU9,Maximum Load Capacity: 150 lbs / 68 kg,Product Weight: 4.8 lbs / 2.17 kg,Product Dimensions: 4 x 1.1 x 1.9 inch / 100 x 28 x 48 mm,Compatible Solar Panel Thickness: 1.4-1.57 in / 35-40 mm,Main Material: Aluminum Alloy AL6005-T5