EARLY ROBOTOW CORDED ELECTRIC TOWBAR.  COMES WITH BEECHCRAFT ADAPTERS ENABLING IT TO BE USED TO MOVE  BONANZAS, BARONS AND SOME LARGER BEECH PRODUCTS. ADAPTERS FOR OTHER GENERAL AVIATION AIRCRAFT ARE AVAILABLE FROM ROBOTOW FOR $122.00 OR THEREABOUTS. I USED AN ORDINARY 100 FOOT EXTENSION CORD TO MOVE AIRCRAFT IN AND OUT OF THE HANGAR AND RE-POSITION THE AIRCRAFT AS FAR AS THE CORD WOULD PERMIT.  THE TOWBAR WEIGHS 22 1/2 LBS AND MEASURES, LAYING FLAT, 38" LONG, 10" WIDE, AND 7" HIGH.  I HAVE ADDED A $20.00 HANDLING CHARGE TO THE SHIPPING TO GET THE TOWBAR PROPERLY BOXED AND PACKED FOR SHIPPING.  THE TOWBARS SHAPE AND WEIGHT REQUIRES A WELL PACKED AND REASONABLY STURDY BOX. QUESTIONS ABOUT THIS TOWBAR ARE WELCOME AND WILL BE ANSWERED PROMPTLY.  THANKS FOR LOOKING.