<b>ATTENTION: If there is any part missed during the shipping, please feel free to contact with us and we will ship you the missing part as soon as possible.<br> <br> This new SMARTSTANDARD Country Black Steel Sliding Barn Wood Door Hardware can transform your doorway into a side sliding entry. This is a popular new way to bring innovation into the home and close off bedroom and side room in a stunningly unique way. <br><br> 1. Hole spacer of the rail is 16". It is good for standard wall stub. <br> 2. Detailed instruction: use both words and pictures to display the steps of installing the barn door hardware. <br> 3. All the measurements are in inch rather than in centimeter. <br> 4. All our products have “SMARTSTANDARD” Logo on the package. <br> <br> <b>Brand: SMARTSTANDARD</b><br> <br> <b>IMPORTANT: </b> Only SMARTSTANDARD is the legal seller of this product. All product from other sellers are fake imitation and not under warranty policy.