6.6FT (2M) Sliding Barn Door Hardware Track Kit Heavy Duty ,Smoothly.for ClosetSPECIFICATIONS: Material: Carbon Steel Door weight capacity: 330lbs The top of the Doors to the ceiling : Min distance is 6. 7" Suitable Door Panel Thickness: 1 1 4" to 1 7 8 inch WHY CHOOSE US? 1)Adjustable Roller hanger screwsfrom 3cm to 5cm), You can adjust the screw to the most suitable thickness for your door 2)Rubber accessoriers & Spring door stops, has buffering effect when sliding door, reduce noise Package includes: For Single Door Spliced