USE:for GFEL-MG-R-DP Eliminator Trolling Motor Prop Nut Function: Stabilizes the propeller by providing a larger contact point. Lessen propeller noise and vibration. Effect: Replaces prop nut and washer, provides smoother, quieter, flex-free operation, and reduces wear-n-tear on trolling motor and batteries. Built-in cooling ports reduce the operating temperature for longer battery and trolling motor life. Quality Materials: Machined from high quality Billet metal anodized black finish, anti-rust. Easy and fast installation: Easy to grip knurled edge, no tools needed. Type:Eliminator Trolling Motor Prop Nut Manufacturer Part Number: for GFEL---DP for MinnKota 80, 101 and 112. NOTE: Will not work with and Hydrilla Hacker Props. EASY INSTALLATION: Remove your existing prop nut and washer, Hand-tighten the Eliminator so that it is firmly pressed against the face of the prop. There is a gasket on the back of the Eliminator that will expand in time, so be sure not to over tighten. Condition: New Colour:Black Material:metal Package Contents: 1 x Trolling Motor Prop Nut Only the above package content, other products are not included. Note: Light 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.