Mercury - Quicksilver Nemesis 4-Blade Aluminum Propeller 10.6" Diameter x 12" Pitch Right-Hand Rotation Four Blades Aluminum Phantom Black Finish 8M8027511. Overview. There is something special about a boat that responds exactly how you want it to. The throttle pushes forward, the engine hums in sync, and the boat glides up on plane with power you can feel. That's what you get with the Quicksilver Nemesis 4-Blade Aluminum Propeller - a prop that's all about balance, confidence, and that perfect