Eliminator Trolling Motor Prop Nut for MotorGuide GFEL-MG-R-DP Description Colour:Black Material:metal Size:6*6*6cm Package Contents: 1x Eliminator Trolling Motor Prop Nut ADVANTAGE: Works for MotorGuide (GFEL-MG-R-DP). NOTE: Will not work with Kipawa and Hydrilla Hacker Props. FUNCTION: Stabilizes the propeller by providing a larger contact point. Advantages: Lessens propeller noise and vibration. NICE DESIGN: Replaces prop nut and washer, provides smoother, quieter, flex-free operation, reduces wear-n-tear on trolling motor and batteries. 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. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Function: Designed to lessen prop noise and vibration; Stabilizes the prop by providing a larger contact point. Great Design: This Eliminator Prop Nut acts as a heat sink, it has built-in cooling ports that reduce the operating temperature for longer battery and trolling motor life. No tools needed with easy to grip knurled edge design. Superior Material: Machined from 6061 Billet Aluminum anodized red finish, anti-rust, providing a long-term service. We aims to provide the best service for our customer, If you have any problem about your order, please feel free to contact us.