Helin Flatfish Wooden SPS in Coachdog Rare. About 2 1/2" long. One of the tougher models to find, introduced in 1956-1957, the Spinning Surface Flatfish is one of the most desirable models. CD or Coachdog color became available in this bait in 1959 and is also a tougher color. Used lure but in great shape, see photos. Add to your collection today.