Call the John Deere house in your area...they will know this...most John Deere Dealers only work on John Deere., and in my area, we don't have those..Texas...but, any John Deere House will be able to tell you...I can work on the engines...anything el...
Just go to hendrensfarmtoys.com and click on games and sports and then billiard accessories. They have wood and graphite John Deere cues. I don't know if they meet your specs but they do sell them. Good luck to ya!
John Deere stock has performed rather well over the last seven years. However, the video game John Deere American Farmer is quite a bit cheaper - especially than buying that nice harvester.