Mercury - Quicksilver Nemesis 4-Blade Aluminum Propeller 10.6" Diameter x 11" Pitch Right-Hand Rotation Four Blades Aluminum Phantom Black Finish 8M8027510. Overview. There is a distinct moment on the water when everything clicks - when the engine hums in harmony, the prop bites cleanly, and the boat surges forward with quiet confidence. That's the kind of performance the Quicksilver Nemesis 4-Blade Aluminum Propeller delivers. It's made for boaters who care about the feel just as much as the sp