Mercury - Quicksilver Bravo Three 4-Blade Stainless Steel Propeller 15.25" Diameter x 26" Pitch Left-Hand Rotation 4-Blade Stainless Steel Matte Finish Part Number 8M0123410. Overview. There's a rhythm to boating - that perfect harmony between throttle, water, and control - when your boat feels alive under your hands. The Quicksilver Bravo Three 4-Blade Stainless Steel Propeller (Part Number 8M0123410) was made for that feeling. Built to handle serious power with ease, it delivers precise contro