For everyone asking, here is a side-by-side look at the new Baby Jack versus the original Jack Hammer. To start, the Baby Jack blade is roughly 20% smaller than the standard Jack Hammer blade. The DECOY Egg Snap is also one size smaller. This gives a slightly more subtle flash and vibration. The Baby Jack features a 3/0 medium wire DECOY hook. The Jack Hammer features a 5/0 heavy wire Gamakatsu hook. The medium wire allows for the use of slightly lighter line. The 3/0 DECOY has a shorter shank a