Hardware only, not including door panel. Material:stainless steel 304, pom;surface:brushed;suitable for door thickness:35-40mm. Each two rollers can hold one door panel max weight 90kg.
The track is not pre-drilled 16 holes, can not be used for studs wall. The 8ft track consists of 2 4ft tracks and their connectors, not a whole 8ft track. 8ft is 2pcs 4ft track with a joint in tube connector. This item is made of stainless steel.