TCBunny 6.6 Feet Sliding Barn Door Hardware Set Superior Quality Track Kit Antique Style (Black) Material & Surface Condition: Brand New; Material: High Quality Steel; Surface: Frosted Black One-piece Rail: One full 79.5" rail includes five pre-drilled holes every 16" on center. Others discretely provide two separate connecting 3 foot rails, which is structurally less strong, more difficult to install correctly, and requires a disruptive rail connector Package Includes: (1) 79.5" Rail (5) Wall Hangers (2) Rollers (2) Door Stops (2) Door Anti jumper (1) Floor Guide (1) User manual Superior Strength The maximum door weight capacity can reach up to 280 lbs! Tested over 100,000 times opening and closing test. They are also fire proof, water proof and rust proof. We have made the rollers with high quality nylon. The rollers will not make any noise when it glides on the track. Life time guarantee: 100% money back guarantee. We are the manufacture of the sliding door hardware. All items have been double inspected before on market. The individual hardware is available from our U.S warehouse. If there is any part missed or broken, we can ship the parts to you at first time.