Mercury - Quicksilver Nemesis 4-Blade Aluminum Propeller 13.8" Diameter x 11" Pitch Right-Hand Rotation Four Blades Aluminum Phantom Black Finish 8M8027498. Overview. Every boater knows that sweet moment when the engine roars to life, the bow lifts, and the boat settles into that perfect balance between power and control. That's the feeling the Quicksilver Nemesis 4-Blade Aluminum Propeller delivers - every single time. It's built for those who want instant acceleration, smooth cruising, and a s