Check the listing for details. 4FT-20FT Modern Sliding Barn Door Hardware Track Kit Single/Double Door Closet. Condition: New. Listed at 68.86 USD. ABOUT US: CCJH is a professional manufacturer, With 10 years experience in designing and manufacturing barn door hardware, now we have 40 hanger styles and 4FT-20FT track sizes(full size) to meet your different needs. All of our products comply with strict quality control and advanced technology makes CCJH Sliding Barn Door Hardware more reliable. SPECIFICATIONS: Material: Carbon Steel Door weight capacity: 3300lbs Sliding Length: 4ft-20ft for your choose 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 screws（from 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 ① Spliced Track ② Rail Spacers(According to rail holes.1 hole need 1 set) ③ Roller: x2 ④ Roller Bolt: x4 ⑤ Door Stopper: x2 ⑥ Anti-jumper: x2 ⑦ T-shape Floor Guide: x1 ⑧ Install Manual: x1 Package includes: For Double Door ① Spliced Track ② Rail Spacers(According to rail holes.1 hole need 1 set) ③ Roller: x4 ④ Roller Bolt: x8 ⑤ Door Stopper: x4 ⑥ Anti-jumper: x4 ⑦ T-shape Floor Guide: x2 ⑧ Install Manual: x1 How to choose track length? For Single Door Track's length should be two times of door panel's width (like your door width is 2.5FT/76cm, You will need 5FT/152cm Kit for single door). For Double Door The length of the track should be four times the width of the door panel (like your door width is 24''/61cm, You will need 96''/244cm hardware Kit )