The idlers are very important component of belt conveyor. They are present along the entire length of the conveyor, supporting the belt and moving the materials loaded on the belt. The diameter of the idler could be correctly selected according to the belt width and travel speed. We produce φ60mm, φ63.5mm, φ76mm, φ89mm, φ108mm, φ114mm, φ127mm, φ133mm, φ140mm, φ159mm, φ165mm, φ178mm, φ194mm, φ219mm. They almost cover all belt width requirement. The correct idler length could be selected according to belt width and rollers type. General steel idlers consist of idler shell, spindle, bearing, bearing house, seals equipment and axial fixed units.