Aftermarketing Dressta Spare Parts Track Roller

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.