The Quadball door track is a high quality product ideal for internal sliding timber doors in a wall mount application. The smooth running aluminium track combined with the wrap around door carrier and 4 housed carbon steel balls means this track will move your door effortlessly and can hold a maximum of 40kg per door For internal sliding doors in a wall mount application| Smooth running aluminium track and wrap around door carrier| Operating 4 housed carbon steel balls| Thumbnut enables adjustment for height and gap from walls| Single door application| Door size: 760 - 920mm| Load capacity: 40kg