Features:*Made of carbon metallic material, with good power and robust resistance.*Be used to stabilize barn door movement, forestall door from swinging.*Fully adjustable floor guides that may be used with most door thick.*Provides silent and easy sliding, won't disturb you and your family.Specifications:Material: Carbon SteelColor: BlackPackage Contents: 1 Pcs x Barn Door Guides2 Pcs x Screws2 Pcs x Expansion screwsNote:1. The real coloration of the article could also be barely diversified from the pictures proven on website attributable to many points such as brightness of your monitor and light brightness.2. Please allow slight handbook dimension deviation for the data.