Ex450 Main Relief Valve for Hitachi Excavator Guangzhou Sailfish Machinery&Equipment Co., Ltd. Base Info Model NO.：EX450Type：Relief ValveApplication：ExcavatorCertification：ISO9001: 2000Condition：NewUsage：OilFuel：DieselTrademark：SFTransport Package：Carton BoxOrigin：China Description Pre：Ex450 Relief Valve for Hitachi Excavator Next：E120b Main Relief Valve for Cat Excavator
