The 750 No Till John Deere drill tandem hitch will pull two JD 1560 or JD 1590 drills together. The unit is in good condition but missing the bump plates. The inside drill has a hydraulic motor that steers the outside drill into position. The item comes with the requisite parts to mount it on a tractor. It is sold as a pair. Please note that these units are not new and may require some work.