... , Gravity Roller ConveyorExamples of conveyed goods: Boxes, Light tools or machine parts, Books, Trays, Parcels, Books, Videos, etc.Typical Applications: Flexible assembly ... : Stainless steel, Carbon steel, aluminum, PVC,Installation method: spring loaded, female/ Male thread, full mortise.Capacity per roller: 40kgCapacity per meter: 400kg Stainless steel Gravity roller conveyor