Rock Pickers In Stock New Haybuster 3106 Rock-Eze Requires just 80 horsepower. Clears your fields of rocks from 2 to 15 inches in diameter $28,890 Rock Pickers & Windrowers ceattachmentsinc. CE Attachments Auto Rake CE Attachments Preparator Rake HayBuster 3106 Rock-EZE - Rock Windrower & Picker