4357784 Excavator Parts EX30-1(bearing) Carrier Roller

The Hitachi EX30-1 carrier roller is an important part of the Hitachi EX30-1 excavator’s chassis, which is equipped with bearings inside to make the carrier wheel rotate more smoothly.It is located above the X-frame to support the chain track and keep the chain track moving in a straight line to guarantee the smooth running of the track.It is generally made of high-quality steel through forging and other processes, with good wear resistance and strength to adapt to the complex working conditions of the excavator and extend the service life.