LOWER GUARD (RING) OF THE REDUCER AT THE SWING MOTOR, VOLVO EC200B EC200D EC210 EC210B EC210C EC210D EC220D EC220E EC230ELECTRIC EC235C EC235D EC460 EC460B EC460C EC480D EC480E EC500E EC500F, ECR235C ECR235D ECR235E, EW170 EW180 EW180C EW180D EW180E EW205D EW205E EW210D EW220E EW240E