Excavator Parts E310 Carrier Roller

The Caterpillar E310 carrier roller is an important chassis accessory for the Caterpillar E310 excavator. It is generally composed of a wheel shaft, a wheel body, a bearing assembly, etc. The wheel body can rotate flexibly around the wheel shaft through the bearing assembly. Its main function is to support and guide the track of the excavator, maintain the appropriate tension and linear movement of the track, reduce the friction between the track droop and the ground, so as to make the track run more smoothly, improve the work efficiency and performance of the excavator, and extend the service life of the track.