Rolamat gravity roller conveyors are a fixed height roller conveyor channel using various width and diameter rollers that can be made from aluminium, steel or nylon. They can come complete with bearings or as solid rollers to suit the application. This system can handle high load capacity traffic over the roller conveyors with ease. The conveyors are also very easy to maintain. Heavy duty ULD rollers with spring shafts are available in various widths and diameters or custom made to suit.