Parts list: № Number Qty Name Options 1 AA81736 1 Knocker 2 H136447 1 Arm 3 H136449 1 Pin Fastener 4 M61287 1 Compression Spring 5 A52389 1 Wheel (For Sweet Corn) 5 Point Next page: ST1021879 Knocker and Seed Disk, Sweet Corn Seed, Performance Upgrade Kit ST868705 Gauge Wheel, Spoked ST1021708 Seed Disk, Medium Edible Bean, Performance Upgrade Kit ST1037412 Flat Seed Disk and Scraper, Performance Upgrade Kit ST1038896 Knocker and Seed Disk, Sunflower Seed, Performance Upgrade Kit ST1035689 Pneumatic Row Cleaner, Narrow, Performance Upgrade kit ST820075 Clutch Gear Case, Cable Drive ST1038350 Row Unit Mounting Hardware, Performance Upgrade Kit ST1038064 Seed Disk, Cotton Hilldrop, Performance Upgrade Kit ST1038544 Vacuum Meter Housing W/ Bearing, Pro-Shaft™ Drive, Performance Upgrade Kit