Mercury - Vengeance 3-Blade Stainless Steel Propeller 14" Diameter x 19" Pitch Right-Hand Rotation 3 Blades Stainless Steel Polished Finish 8M0151407. Overview. There's a moment every boater recognizes-the perfect balance between throttle and response, when the boat feels like it's part of you. The Mercury Vengeance 3-Blade Stainless Steel Propeller (8M0151407) captures that feeling and turns it into something you can count on every trip. It's smooth when you want it, strong when you need it, an