Parts list: № Number Qty Name Options 0 4331851 56 Cap Screw 4 Per Roller 1 FF800002 14 Roller Next page: ST961844 Lower Track Roller, Mass-Excavating ST954564 Track Chain ST955997 Lower Roller Guard, Mass-Excavating ST928343 Carrier Roller ST958686 Track Frame Secondary Steps ST957715 Track Chain, Long Carriage ST956160 Track Frame Bottom Cover, Long Carriage and Mass-Excavating ST956158 Track Guard, Mass-Excavating ST956001 Track Frame, Mass-Excavating