Heavy Duty Sturdy Sliding Barn Door Hardware Kit, Double Rail,Wood Door Barn System,Hanging Rail Sliding Door Hardware Accessories ,Easy to Install

*Track's length is twice of the door panel's width. *The length from the top of the door to the top of the roller is about 130mm,you need at least 150mm for installation *suitable for door panel Thickness:40-45mm *Two rollers can bear MAX weight:90kgs *Pls make sure your wall is strong enough to hang heave door panel before you purchase the item.