Excavator parts DX500 Carrier Roller

Doosan DX500 carrier roller is an important part of Doosan DX500 excavator chassis, located above the X-frame, and there are usually more than one on one side.It consists of wheel body, wheel axle, bearing assembly, etc. It is made of high quality boron steel with special heat treatment for high strength and wear resistance.Its role is to support and guide the tracks, to maintain the track tension and chain track linear movement, so that the excavator walking more stable, improve operational efficiency, suitable for Doosan DX500 excavator, can extend the service life of the excavator.