... reputation as cornerstone 1. Product information: KOMATSU excavator track shoe PC400-6 ColourBlack / Blue / YellowWeight10~50kgMaterial25MnB or 35MnBSurface HardnessHRC ... the export business of undercarriage parts for CATERPILLAR, KOMATSU, HITACHI, VOLVE, HYUNDAI, KOBELCO, KATO, SAMSUNG, MITSUBISHI, SUMITOMO ... D155T203BD65, T160, TY160T228BD8H, D8KT203CD60, D65 KOMATSU excavator track shoe PC400-6