Make Those Sharp Turns - Troll Prop Saver(TM) will prevent fishing line and downrigger cable from tangling around your prop. Prop Protection - Troll Prop Saver(TM) helps to protect your prop from underwater hazards, and enables you to get in close to those stumps, rocks, and seaweed where the fish are! Works great for gator hunting, floods, search and recovery, etc. Increase Thrust Steering Economy