3 meter Double Door Industrial Wheel Sliding Barn Wood Door Interior Closet Door Track Features: 1. Double-layer design, fire and rust proof, perfect conservation of your material from scratches or damage. The roller does not make any noise when it slides on the track. 2. This equipped hardware can meet all your wooden door installation needs. Durable and long-term use. Very practical and affordable. 3. Fine workmanship, perfect blend with most decorations, suitable for warehouses, laundry, bathrooms, wardrobes, kitchens, etc. 4. Built from high-quality matte black steel, it is heavier than other sliding barn door hardware, but it is powerful. 5. The door is easy to operate and hangs on a piece of hardware with a wheel on it that rolls along the track mounted on the wall. 6. Fine workmanship, perfect blend with most decorations, suitable for warehouses, laundry, bathrooms, wardrobes, kitchens, etc.   Specification: Condition: Product material: Carbon steel + pom Package size;104.5*22*8cm/41.1*8..6*3.14inch   Package list: Hanging rail pulley *4 Track *3 roots Pipe clamp *7 8*90mm wood tooth screw*7 10mm diameter plastic gray expansion *7 Round iron washer *7 Limiter*4 Wrench*1 Ground guide T block *2 6mm diameter white plastic *4 4.2*25mm white semi-circular head screw*4 Ground guide circle *4 25mm black thousand nails *4 M10*60 bolt*12 Round gasket *24 M10 cap nut 12