ELIMINATOR Prop Nut is built to make your trolling motor perform better, longer, and quieter. Designed to lessen prop noise and vibration, The ELIMINATOR Prop Nut stabilizes the prop by providing a larger contact point. In addition, it acts as a heat sink and has built-in cooling ports that reduce the operating temperature for longer battery and trolling motor life. Made to fit most Minn Kota and MotorGuide trolling motors. Comes in an assortment of colors to provide a sleek, matching aesthetic.