31N7-40020BG XKAH-00870 31N740020BG XKAH00870 R250-7A Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model swing motor used for excavator JCB

31N7-40020 31N7-40020BG 31N740020 31N740020BG R250-7 Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model swing motor used for excavator JCB