Guys its a new gadget for now a couple of years from now there will be something new its something new the bass have not seen until this year this will work good for Crappie, White Bass , How many do you want they are easy to build the head really doesnt matter or the length, I am building some for Tennessee they are three wire , the ones I build may weight 1/4 oz they are built compleaty different with different componets.