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 screwing; installation does not require drilling. The solar panel stand kit includes all necessary fixings. Strong Applicability: Suitable for flat and sloped roofs made of tile, bitumen shingles, bricks, and standing seams. Allows mounting of aluminum-framed solar modules for quick and easy PV installation. Wide Application: Adjustable solar panel mounting bracket ideal for ground-free solar setups. Suitable for use on boats, motorhomes, rooftops, garages, caravans, vessels, flat roofs, walls, and floors. Color: Silver Material: Stainless steel Package Contents: 4 x Solar Panel Holder Solar Hook 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.