The Vevor solar panel mounting brackets are designed to provide reliable, stable support for framed solar panels. Their adjustable end clamp design fits panel thicknesses from 35 to 50 mm for versatile installation. Made from anodized aluminum alloy, they offer strong resistance to corrosion, rust, and weathering in outdoor environments. The lightweight design helps simplify handling and installation on roofs, RVs, boats, cabins, and other off-grid setups. This 20-piece set is suited for both new installations and replacement needs.