HT Ice Fishing Polar Blue Tip-Up Features All the Same Advantages, Features and Benefits of the Classic HT Polar Tip-Up,  PLUS: An adjustable Flag Spring Base That Allows User to Lighten Tension For Light-Biting Fish Or: Increase Tension When Using Heavier or Larger Presentations!
Like all HT Polar Family tip-Ups, the Polar Blue Professional is Guaranteed Against Freeze-Up!