Parts list: № Number Qty Name Options 1 A52092 1 Arm Lower 2 A76223 2 Arm Upper 3 AA40934 1 Bracket 4 A112543 4 Bushing 5 19M7489 4 Cap Screw M16 X 45 6 A31869 4 Lock Nut 7 24M7648 4 Washer 17 X 38 X 3 mm Next page: ST767077 Regular Vacuum Dome ST766949 Heavy Duty Downforce, Long Arm ST1011512 Bracket Kit, Hydraulic Pressure Valve, 12 Row and 16 Row, Performance Upgrade Kit ST767017 Coulter Assembly, 13 Flute, 0.7” ST1033043 High Capacity Hopper, ExactEmerge™, Performance Upgrade Kit ST1008664 Tru-Vee™ Opener, Shank, Performance Upgrade Kit ST766644 Row Cleaner, Narrow Arm ST766822 Narrow Width Sprocket ST766452 Drive Studs, Short, RH ST766425 Pneumatic Downforce Spring, Shaft Drive, Regular Arm, Inner, Performance Upgrade Kit