Function Spectification: *Capacity: 300 Newton *Perfect height and stable side keep the slide slip well *Slide can remove dust, no need repair *Self and soft closing function make the drawer cosed saftly without effect if weight *Push type installation *Push type installation, put the drawer on slide, push to cabinet, then finish. *Size:250mm,300mm,350mm,400mm,420mm,450mm,470mm,500mm,550mm,600mm *Finish: Zinc-plated