jointed redfin , reeled fast enough to wobble , slow enough to leave a wake.
( some of them need tuning , some never work right,)
Rebel used to make one called a " wind Cheater ' It looked like a giant pop R.
They worked great , I lost about a half dozen of them in Costa Rica in one afternoon.
If you ever see one , snatch it up.
MY BACKYARD , 20,000 ACRES , NO MOWING