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ON-Track ® Return Belt Tracking Idler Eliminate belt misalignment before it begins with consistent control. The ON-Track ® works with the natural tension of the belt to evenly distribute stresses. Instead of reacting to belt misalignment, the ON-Track ® belt tracker directs and controls belt tracking, keeping the belt in its proper path. ON-Track ® Idler Rolls ON-Track ® Radius Profile Main Frame
