Sofa Cum Bed Fitting Set is built for strength, stability, and smooth functionality. Each set includes 2 heavy-duty metal frames with nylon white wheels (2.5 feet / 30 inches, 5mm gauge) and 2 aluminum tracks that allow seamless sliding and lifting of the bedding. Designed for both durability and convenience, this fitting ensures smooth sofa-to-bed conversion with minimal effort. The high-quality metal and aluminum construction provides long-lasting performance and resistance to rust and wear. Screws are not included, but standard 1-inch screws can be easily used for installation. With a pre-assembled adjustable design, this fitting is perfect for home furniture, sofa manufacturers, and carpentry projects.