Excavator Undercarriage Parts E320 Carrier Roller For CAT
1. The design of the gap ensures lubrication of the worn surface. 2. Special steel shell not only prevents deformation but also perfectly combines with pressure. 3. A good heat treatment can ensure the depth of hardening and improve wear resistance, while a good support structure prevents deformation. 4. High surface hardness and standard process can guarantee the service life of iron/copper sleeve.