Komatsu undercarriage parts PC150-5 track link Material: 40Mn2 In stock ISO 9001 our engineer ... excavators and bulldozers ,such as track roller assy,track link assy, track chain,track shoes,and Sprocket as well ... your dimensional drawings. NAMEKomatsu undercarriage parts PC150-5 track link BrandTHMaterial40Mn2,ColorBlack,YellowTechnologyForging CastingSurface Hardness HRC56-62,Depth:6- ...