For Komatsu Excavator PC60 2 PC60U 3 Lower Roller Track Roller Bottom Roller 101 30 00042 Turbo 317257 For WB140 2N S N A20001 A20636WB140PS 2N S N For WB140 2N S N A20001 A20636WB140PS 2N S N A40001 A40033WB140PS 2 S N 140F50092 UpWB140PS 2 S N 140F50098 UpWB140 2 S N 140F10001 UpWB140 2 S N 140F11451 UpWB140 2 S N 140F11531 UpWB140PS 2 S N 140F50001 UpWB150 2N S N A60001 A60028WB150AWS 2N S N A90001WB150AWS 2 S N 150F80001 Up WB150PS 2N S N A70001 A70009 WB150PS 2 S N 150F50020 UpWB150PS 2 S N 150F50032 UpWB150 2 S N 150F10001 UpWB150 2 S N 150F10293 UpWB150 2 S N 150F10303 UpWB150PS 2 S N 150F50001 UpWB91R 2 S N 91F20001 UpWB91R 2 S N 91F20070 UpWB91R 2 S N 91F20127 UpWB93R 2 S N 93F20001 UpWB93R 2 S N 93F21638 UpWB93R 2 S N 93F23075 UpWB97R 2 S N 97F20001 UpWB97R 2 S N 97F20172 UpWB97R 2 S N 97F20743 UpWB97S 2 S N 97SF10001 UpWB97S 2 S N 97SF10281 UpWB98A 2 S N WB98F20001 Up Core Dimensions(mm):1050*430*120External Dimension(mm):1190*430*135 Application: For Models:BC100 1