Parts list: № Number Qty Name Options 1 19M7968 16 Cap Screw M20 X 130, SUB FOR J922006 2 14M7277 16 Nut M20, SUB FOR J950020 OR 3063826 3 FF212507 16 Washer 4 FF110428 4 Roller Next page: ST867827 Track Chain Idler, Extra Heavy-Duty ST877419 Lower Track Roller, Extra Heavy-Duty ST935870 Carrier Roller, Extra Heavy-Duty Long Carriage (216050 - ) ST935872 Track Chain, 216 mm (8.5 in.) Pitch, Extra Heavy-Duty Long Carriage (216050 - ) ST935873 Track Frame, Extra Heavy-Duty Long Carriage (216050 - ) ST864621 Track Chain, 216 mm (8.5 in.) Pitch ST864358 Track Chain Idler ST861685 Heavy-Duty Track Chain, 203 mm (7.99 in) ST861681 Carrier Roller ST31343 Track Chain Adjuster, Heavy Duty And Extra Heavy Duty