The Side Rail Frame for our 5-X109 Stand Light Box is 8 feet in length and provides sturdy support and aesthetic appeal. It is durable, made from high-quality materials, and ideal for commercial or professional settings. The sleek design adds elegance and professionalism to your light box. It is easy to assemble and ensures a visually appealing presentation. Overall, the Side Rail Frame offers durability, aesthetics, and easy installation, making it essential for your advertising or showcasing needs.