Features:*Made of carbon metal material, with nice power and strong resistance.*Be used to stabilize barn door movement, stop door from swinging.*Fully adjustable floor guides that may 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 real colour of the thing may be slightly diversified from the photographs proven on online page attributable to many points equivalent to brightness of your display screen and light brightness.2. Please enable slight handbook dimension deviation for the data.