Graham Interface Harness for Trimble Controller with 12 or 24 row planters (select one) Components Included  Graham Interface Harness for Trimble Controller Ordering...

Graham Interface Harness for Ag Leader Controller with 12 or 24 row planters (select one) Components Included  Graham Interface Harness for Ag Leader Controller Ordering...

Graham Interface Harness for John Deere Controllers GreenStar or SeedStar (select one) Components Included  Graham Interface Harness for John Deere Controllers Ordering...

Graham Pro Interface Harness Components Included  Graham Pro Interface Harness Ordering Instructions Order 1 per planter   Part No. HAR-INT-P-GC

Graham Basic Interface Harness Components Included  Graham Basic Interface Harness Ordering Instructions Order 1 per planter   Part No. HAR-INT-GCB