Description
Bottom Roller For Komatsu Excavator PC40MR PC45MR PC50MR-2 PC50UU-2 PC55MR-3. For KOMATSU. Komatsu part number: 20T-30-00173, 20T-30-00172, 20T-30-00170, 20T-30-00171,9239528. Side cover: QT 450-10, strength as follows: tensile strength ob (MPa): 2450 yield strength 00.2 (MPa): 2310 hardness: 160 ~ 210 hb. Store Home