General description This Mophorn Bi-Folding Sliding Barn Door Hardware Track Kit is designed for smooth and quiet operation, making it an ideal choice for optimizing space in various settings. Crafted from durable carbon steel, this kit can support doors weighing up to 330 lbs (150 kg) and features a black powder-coated finish for enhanced protection against rust and corrosion, suitable for humid environments like kitchens and bathrooms. Technical specifications Item Model Number: 40IN-3D-3K Net Weight: 11.24 lbs / 5.1 kg Material: Carbon Steel Dimensions: 40 x 1.6 x 0.2 in / 1016 x 40 x 6 mm Color: Black Track Length: 40 in / 1016 mm Track Thickness: 0.24 in / 6 mm Track Type: Single Track, 3-Piece Spliced Track Weight Capacity: 330 lbs / 150 kg Installation Ensure the track extends at least 4 inches beyond the door opening. Maintain a minimum clearance of 6 inches between the track's center and the ceiling. Follow the provided instructions carefully for a stable and reliable setup.