Parts list: № Number Qty Name Options 1 AA32776 1 Drive Sprocket Z = 12, 50 Pitch 2 A31867 3 Lock Nut 3 A51001 1 Screw 4 A51002 1 Arm RH, Idler 4 A51003 1 Arm LH, Idler 5 28H3412 1 Washer 0.493" X 0.675" X 3/8" 6 A50386 1 Chain Sprocket Z = 28 7 19M7303 2 Cap Screw M12 X 45 8 A46643 1 Spring Next page: ST594035 Mechanical Drive ST603476 Transmission, Twin Row ST594029 Bracket W/ Idler Sprocket ST597354 Variable Rate Drive, Twin Row ST816477 Insecticide Support, Attachment PICT-100.2 100 Drives PICT-100.1 100 Drives