DIYHD Easy Mount Stainless Steel Glass Sliding Barn Door Interior Partition Door Office Glass Door Sliding Track Kit, No Glass. Sliding Hardware Only, Not Including Glass Panel. Material:Stainless Steel 304. Sliding track size: 5FT / 6FT / 6.6FT /8FT for selection. 2 rollers can bear MAX door weight 180lbs. Suitable for glass thickness:0.39″0.47″. Full set hardware includes. The height from top of glass to the top of roller is 3 7/16. Glass panel requires to be drilled holes for rollers and round knob. This item used U rail holders to install rail on the wall, the location of U holders are adjustable, easy mount for studs wall. The gap between glass and wall is about 9/16. Wooden board required if you have thick baseboard or door frame.