Originally Posted by
Cray
The reason they tell you that is, most all crank baits come with a split ring installed and are designed to be cast and retrieved lures. The lure for the most part will get its best action tying directly to that split ring. This is just my opinion but since they came out I have always just used a #1 DuoLoc snap and not noticed any difference in the action. Now using snap swivels I have noticed a difference in several baits action. Personally I see no need for the swivel part. And a lot of people I see use one that is way to big for the bait they are using.