4357784 Excavator Parts EX55 Carrier Roller

Hitachi EX55 carrier roller is one of the important accessories of Hitachi EX55 excavator chassis, located above the X-frame, which serves to support the chain track and keep it in straight motion to ensure the smooth operation of the excavator track.It is generally made of 40mn2, 50mn and other materials, after forging, casting, machining, heat treatment and other processes, with good wear resistance and strength.The colors are yellow, black and so on, which can be customized according to the needs, and have a warranty period of about 6 months.