Widely Suitable: Come with 2 replaceable clips, fits 1" x 4" wood and 2" x 4" wood, you can have more choices. Its adjustable frame and truss system allow for quick and professional installation, making it suitable for a wide range of applications High-Quality Material: The all-steel frame is designed to prevent sagging, featuring an adjustable anti-sag diagonal truss cable Adjustable Design: The telescoping bars are designed to accommodate gate openings ranging from 36" to 72" in width, making it ideal for fences with 4-5 Feet in height Anti-Corrision: The metal ensures long-term using, will not corrode easily, ensuring aesthetics and safety. It is finished with a UV-resistant powder coating, this gate frame offers long-lasting durability and protection against the elements Easy Installation: The Steel Frame DIY Gate Building Kit is designed for on-site installation, ensuring a perfect fit for your gate opening every time. Simply add your choice of wood or composite material to match your existing fence.