Mercury - Vengeance 3-Blade Stainless Steel Propeller 14.5" Diameter x 17" Pitch Right-Hand Rotation 3 Blades Stainless Steel Polished Finish 8M0151405. Overview. Some props just move your boat. Others make you feel the water. The Mercury Vengeance 3-Blade Stainless Steel Propeller (Part Number 8M0151405) is one of those rare ones that seem to disappear beneath you-working quietly, smoothly, and confidently while you focus on the ride. It's the kind of prop that doesn't shout for attention but e