E70B E307 E308 Front idler/idler wheel for Cater pillar Excavator Parts

E70B idler we Select a wide range of front idler which is suitable for the range from 0.2-120 tons of tracked vehicles, like excavators, bulldozers and special machinery.
Special heat treatment process results in longer life, the greatest degree of under heavy road, prevent fragmentation.
Use low and high-double seal makes it life lubrication, it is suitable for standard and special temperature application.
E70B idler Choose a broad range of spring regulator, high flexibility and hydrocarbon-type regulator which is applications for mine working condition.