Door Locks & Handles. UK Barn Door Hardware. Bypass For 2 Doors. Bypass For 4 Doors. 5FT-16FT Sliding Barn Single Door Hardware Track Kit. All of our products comply with strict quality control and advanced technology makes CCJH Sliding Barn Door Hardware more reliable. Material: Carbon Steel Door weight capacity: 220lbs Sliding Length: 4ft-16ft 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. 1Adjustable Roller hanger screws(from 3cm to 5cm), You can adjust the screw to the most suitable thickness for your door 2Rubber accessoriers & Spring door stops, has buffering effect when sliding door, reduce noise 3Adjustable floor guide, do not need to drill holes in the floor, it should be mounted into the wall; smoothly surface prevent the door from getting scratched when sliding; simply adjust the roller to allow different door panel thickness. How to choose track size. 1 2 x Rollers. 2 Wall Hanger Set (1 rail hole need 1 set). 5 2 x anti-jump blocks. 6 1 x floor guide. 1 x adjustable floor guide. Note: Only the sliding door kit for sale, door is not include. 1 Single Door Min Track Size= 2 × Single Door panel Width. 2 Double Door Min Track Size= 4 × Single Door panel Width.