Jerry - If you look on Crappie.com, Texas Fishing Forum, etc. and see the modifications made -- they seem to have this theme - 1/24th to 1/16th oz head; The tapered walleye or a "flat sided ball" head to attached a stick on eye. Wire keeper instead of a collar if for plastic or no collar if for tying. - # 4 or #2 hook. Eye size 3.5 to 4.5 mm.