Performance Upgrade for Trolling MotorsThe TH Marine G-Force Eliminator Prop Nut is designed to improve trolling motor performance by reducing noise vibration and heat buildup. Machined from 6061 billet aluminum it stabilizes the prop and features cooling ports to extend motor and battery life. Machined 6061 billet aluminum Reduces prop noise and vibration Cooling ports aid heat dissipation Wider contact area stabilizes prop No tools required for installation