CATERPILLAR Track Roller for D20 D3C D6D D8N
After precisely forged, the surface hardness of the track roller reaches HRC 52-58, and the depth of quenching is 5-8 mm. In order to ensure the outer body side and the inner body side to have enduring impact resistance and good surface wear resistance, the high-quality floating seal system is adopted, so that the sealing performance is great, and the track roller is free of maintenance.
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Certainly, except the Caterpillar series track roller, we also produce and OEM quality d355 track roller, d4d track roller, d6 track roller, etc for main branded manufacturers around the world.