Newport Vessels Replacement Trolling Motor Prop for 36lb Trolling Motors Replacement for Newport Vessels Brand trolling motor only 2 blade Propeller - designed for the 36lb thrust nv series Newport Vessels Electric trolling motors (but can fit 40lb x series and 46 nv series motors) Comes with the nut kit: washer, screw cap, pin, and spanner Diameter: 8.9 inches Benefits: more efficiency with 2 blades resulting in longer battery life, but less thrust power