THIS IS A DOUBLE FLANGE TYPE TRACK ROLLERS WHICH IS DESIGN TO BE INSTALLED TO A CATERPILLAR TRACK FRAME, THE FUNCTION OF THIS IS TO BEAR THE WEIGHT OF THE MACHINE UNDER HEAVY LOAD AND DISTRIBUTE EVENLY OVER THE TRACK SHOE. THE TRACK ROLLER IS USE PRINCIPALLY FOR UNDERCARRIAGE ON BULLDOZER EARTH MOVING EQUIPMENT.OF CAST STEEL.

GIR 1 TERMS OF HEADING 8431; PARTS SUITABLE FOR USE SOLELY OR PRINCIPALLY WITH THE MACHINERY OF HEADINGS 8425 TO 8430 GIR 6 TERMS OF ONE-DASH SUBHEADING 84314; OF MACHINERY OF HEADING 8426, 8429 OR 8430 TERMS OF TWO-DASH S/H 8431 4200; OTHER OF CAST IRON OR CAST STEEL.