Hydraulic Pump Coupling Element 20T-01-31110 For Komatsu Excavator PC40-1 PC40MR-1 PC45-1 PC50MR-2 PC58SF-1 Product SKU: J0404020217 Category:Chassis Parts,Coupling,Hydraulic Parts,Komatsu,test all Part Number: 20T-01-31110Models:PC40-1,PC40MR-1,PC45-1,PC50MR-2,PC58SF-1Performance: Power TransmissionSuitable: Excavator Engine DriveFeature: Excellent in resistance to heat, low...