Nearly every lure on the market, in one way or another, consists of three essential parts or sections:  The head, the body, and the tail.  Maybe a stick worm is the exception, but everything from hollow body frogs, to finesse worms, to swimbaits, to football head jigs have those three basic elements.  Crappie jigs are no different, so as you approach your crappie jig build, you should be asking yourself: