124-7280 Excavator Parts E345B Carrier Roller

Caterpillar E345B carrier roller is Caterpillar E345B excavator chassis “four wheels and one” in the important parts, is located in the upper part of the walking device, mainly by the chain wheel body, chain wheel axle and cover plate and other components.Its role is to support the track upwards, so that the track has a certain degree of tension to ensure that the excavator walks smoothly.The design and manufacturing process of the sprocket wheel is strict, the material selection is harsh, the heat treatment process is advanced, the assembly precision is high, the strength is high, the wear resistance is strong, and it can be adapted to the needs of the excavator’s high-intensity operation.