MARTIN IS OFFERING THIS 2020 JOHN DEERE 712C. THE CORN HEAD IS LOCATED AT OUR GALESBURG LOCATION AND CAN BE SERVICED BY OUR JOHN DEERE FACTORY TRAINED SERVICE DEPARTMENT. SOME OF THE MAIN OPTIONS INCLUDED ON THIS CORN HEAD INCLUDES THE FOLLOWING: 30" SPACING, INTERMESHING KNIFE ROLLS, ROW SENSE SENSORS,TWO NDY STALK STOMPERS