Barn door kitThese sliding barn door kits are an ideal solution for saving space and creating a unique decorative design theme. Swinging doors can take up more room, and pocket doors can be dicult to install and maintain. Barn doors are simple to install using the mounting hardware included in this kit and the easy-to-follow instructions.MOUNTING SPECIFICATIONS:Side & top mount options available.Fits on doors up to 37 in. wide and supports doors weighing up to 250 lbs.Mounts on 16 in. centersSMOOTH OPERATION:Precision ball bearing roller system provides smooth operation.WORKS WITH NEARLY ANY DOOR MATERIAL:Can be used with doors made of wood, berglass, steel, other metals etc.MOUNTING HARDWARE ONLY:1Top rail track (78-3/4 in.), 2roller brackets, 5lag bolts, 2door stops, 1guide, 5spacers, 2bumpers, and 2anti-jump bumpers.Pull handle and door not included.SIMPLE INSTALLATION:Complete easy-to follow instructions included.(800) 255-3505ZZ 520primeline.netprimeline.net3-15/16 in.2-3/4 in. O.D.1-5/8 in.1-5/8 in.2-3/4 in. O.D.3-1/2 in. N 7551 (Satin Nickel)N 7549 (Black)Side MountN 7555 (Black)N 7557 (Satin Nickel)Top Mount