DIYHD 6.6ft Brushed Bypass Sliding Barn Door Hardware Stainless Steel Top Mount Bypass Double Barn Door Kit For Low Ceiling Hardware only,not including door panel Material:stainless steel 304;surface:brushed satin finish Package's incluiding:roller*4,stopper*4,6.6ft track*2,track&wall connector*10,N bypass connector*5,floor guide*2 Suitable for door thickness:40-45mm,two rollers can hold MAX weight 90kgs The gap between two doors are about 1";The height from top of the door to the top of bracket is 5-2/5"