Features:*Made of carbon steel material, with good power and powerful resistance.*Be used to stabilize barn door movement, stop door from swinging.*Fully adjustable surface guides that can be used with maximum door thick.*Provides silent and easy sliding, will not 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 genuine colour of the object may be slightly varied from the photographs shown on web content attributable to many points corresponding to brightness of your visual display unit and lightweight brightness.2. Please allow slight handbook dimension deviation for the data.