If you want to buy actor sets of J-Shape Hanger to install more doors, Please our J-Shape Hanger -LRB- ASIN : B01FL9LFL2 Listing Link : https://www.amazon.com/dp/B01FL9LFL2 -RRB-, This J-Shape hanger is compatibale with our J-Shape sliding door hardware kit.ATTENTION : The package of this 8.0 ft hardware is about 8.1 ft. The package might be broken during the shipping. If there is any part missed during the shipping, please rid to contact with us and we will ship you the missing part as soon as possible.Installation Attention There is an error in our manual of arms, please pay attention on the mass 2 tips during your installation., The lag bolt is for the wall with wood stud.If there is wood stud in your wall. Please do n't holes in step 2 and just install the lag bolt directly in step 4. 2, The carriage bolt and the anchor is for the existent. If your wall is existent wall, please drill holes with 3/8 '' drill bit and the depth of the holes is ''. This raw SMARTSTANDARD Country chemist Steel Sliding Barn Wood Door Hardware can your doorway into a side sliding entry. This is a democratic raw to bring innovation into the home and finish off bedroom and side room in a stunningly specific way. . . Hole spacer of the rail is ''. It is for the wall stub. . . elaborated : use both words and pictures to display the steps of installing the barn door hardware. . . All the measurements are in rather than in centimeter. . . Easy to and balanced structure : one 8ft rail, rather than two ill-natured rails. : SMARTSTANDARD evidentiary : Only SmartStandard is the legitimate seller of this product. All product from extra sellers are forge and not under warranty policy. The material SmartStandard products its logo on the package.If you bought forge product from extra sellers, please report them to Amazon.