Mercury - Black Max 3-Blade Aluminum Propeller 9.5" Diameter x 11" Pitch Right-Hand Rotation 3-Blade Aluminum Phantom Black Finish 896896A40. Overview. Every boater knows that perfect day on the water - when the boat feels lively, responsive, and ready to run. That easy, natural control isn't an accident. It comes from a propeller that's built to work with you, not against you. The Mercury Black Max 3-Blade Aluminum Propeller (Part Number 896896A40) delivers that confidence every time you push t