4312384 4274029 4292742 EX3500-2 Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi

4254694 4188531 4274029 4292742 EX3500 Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model hydraulic pump used for excavator hitachi