Material and Durability Made of sturdy carbon steel material and treated with spray coating on the surface, it has wear-resistant and rust proof properties and a long service life. Stable support structure The base adopts a fully enclosed design, which can provide stable support for structures such as railings, avoid shaking, and ensure the safety of installation scenarios. Multi scenario installation adaptation Equipped with serrated sleeves and self tapping screws, it can adapt to both concrete and wooden flooring installation surfaces, with strong versatility. Installation convenience The product comes with pre made screw holes, which can be assembled by simply pre treating the holes with a drill bit. The installation process is simple and efficient. Widely applicable scenarios Suitable for fixed installation of various structures such as pergolas and porch railings, meeting various outdoor and building assembly needs.