DIYHD Ceiling Mount Black Box Track Sliding Barn Door Hardware. Only hardware for sale, door panel is not included. The kit can be used for interior door and outside door. We added a plastic material on the outter side of the roller to reduce the noise during sliding. 2 rail holders offered for 5ft box rail;3.Rail holders offered for 8ft box rail. 5FT box track1+ceiling bracket2+End cap2. Rail holder's location for reference. Leave enough space between wall and box track if you have door frame/baseboard. The box track pre-drilled holes(check B above), you may need to re-drill holes if it don't meet with your ceiling studs. The item "DIYHD Black Box Rail Heavy Duty Ceiling Mount Sliding Barn Door Hardware" is in sale since Sunday, August 4, 2019. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Other Door Hardware". The seller is "shengyinhardware" and is located in Carol Stream, Illinois. This item can be shipped to United States.