Pro-Troll Fishing Products E Rotary Bait Holder with Echip Based on the most popular bait holder ever invented, the E-Rotarys improved bait head firmly holds frozen or fresh baitfish, with no toothpicks, rubber bands, or wires required Embedded EChip bait technology duplicates the electrical nerve discharge of live bait, which triggers strikes by nearby predators A diagonal fin gives the trolled bait the perfect rolling "wounded fish" action; the patented spacer tube holds the hook at the tail of the bait, which drastically improves the catch Ideal for anchovies, herring, alewives or smelt up to 6 inches long Available in 10 finishes, it comes rigged with a top grade stainless 5/0 hook, 7 foot 40 lb. leader and 75 lb. test bead chain swivel