Emtek Sliding Barn Door Hardware Top Mount HANGE KIT ONLY B120106. Sd. US19 in Flat Black. 1 pair Hangers with Wheels. Compatible for track lengths: 6ft – 6in (TRACK NOT INCLUDED). Track Mounting Hardware Kit: Track Screws, Posts with Spacers, Anti Crush Plastic Spacers for 1/2″ & 3/8″ thick Drywall. Intended for a Single Door System. Information about the included hanger kit. Large 3 3/4 Diameter Wheels with ABEC Rated Sealed Ball Bearings and Nylon Roller Insert for Smooth Operations. Anti-Jump Mechanism Ensures Safe Operations and Ease of Door Installation. Adjustable Track Stops Optimizes Door Open and Closed Positioning. Interlocking Post and Spacers Accommodates Range of Door Thicknesses and Clearance, Providing Ease of Installation. Mount Type: Top Mount. When getting the track (NOT INCLUDED) it must be 1/4 Thick Heavy Duty Sliding Track System Rated up to 400lbs. The wall or structure that your system will be mounted on must be designed to support a maximum door weight of 400 lbs. Plese Note: Tracks 10ft or larger Use 2 track lengths connected with a splice. Please don’t hesitate to contact me with any questions you might have.