DIYHD 13FT Stainless Steel Top Mount Bi-Parting Double Sliding Barn Door Hardware Cabinet Barn Door Track Kit Hardware only,Not including door panel;Material:stainless steel 304;Surface:brushed satin finish 13ft track is 2pcs 6.6ft track with a joint-in tube connector;suitable for openning width up to 79inch Easy install track U holder offered for this design,no need drill holes on the track,suitable for studs wall 13ft kit including:roller*4;stopper*4;6.6ft track*2pcs;joint-in connector*1;track&wall connector*8;floor guide*2; The height from top of the door to the top of the roller is 4 1/2";The gap between door and wall is 7/8";This item suitable for door panel thickness:1 3/8"~2"