DIYHD 8FT White sliding door track wooden barn door sliding door kit Hardware Only,Not including Door Panel,Not including handle Material:Steel,POM;Surface:White hardware Two rollers can bear MAX weight 90kgs,suitable for door thickness 40-45mm Package's including:roller*2pcs,stopper*2pcs,8ft track*1pcs,track&wall connector*6pcs ,floor guide*1pcs Track had been pre-drilled 16" apart holes The height from top of the door to the top of the roller is 130mm(5 3/25&#034;),please at least 150mm(6&#034;) for installation The gap between door and wall is 16mm(16/25&#034;) based on door thickness 40mm(1 4/7&#034;) Door panel need to be cut a groove for floor guide,Groove Height:1&#034;*Width:3/5&#034; Material:Steel,POM Surface:Powder coated White/Black Roller*2pcs Stopper*2pcs Track&amp;Wall Spacer*6pcs Iron Floor guide*1pcs Anti-pad*2pcs 8FT track:1pcs 8FT track is one piece track and pre-drilled 16&#034; apart holes Can be used for studs wall that length between two studs are 16&#034; 8FT track kit can be used for door width up to 48&#034; Easy installation for non wooden frame around openning If baseboard/wooden frame thickness less than 3/5,easy installation as photo 1 left side If baseboard/wood frame thickness more than 3/5,please add a thick gasket or wooden board on the back side of the track as photo 2 Step1:Prepare door panel and hardware Door panel pre-cut groove Prepare gasket or wooden board/thick spacer if you have thick frame/baseboard Step2:Drill 16&#034; apart holes on the wall The height of the place where drill hole is door height +43mm(1 11/16&#034;) Double check the level then tight the track on the wall with spacer Step3:Dill holes on the door and tight the roller,than hang door panel on the track Step4:Fix the Anti-pad on the top of the door The anti-pad can reduce the gap between door and track to make full system safety Step5:Install floor guide on the bottom of the door Step6:Install stops on two sides on the track