Material: The solar panel holder is made of high-quality 304 stainless steel. Features high strength, UV resistance, high-frequency insulation, and resistance to cold, heat, and moisture. Designed for easy installation and long service life. Practical Design: Mounting rack with pre-drilled holes for easy screw attachment without additional drilling. The solar panel stand kit includes all required fixings. Strong Applicability: Suitable for flat and sloped roofs made of tile, bitumen shingles, bricks, and standing seams. Enables quick and secure mounting of aluminum-framed solar modules for PV installation. Wide Application: Adjustable solar panel mounting bracket ideal for use on boats, motorhomes, rooftops, garages, caravans, ships, flat roofs, walls, and floors. Color: Silver Material: Stainless steel Package Contents: 4x Solar Panel Holder Solar Hooks Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.