Turning Point - Express Mach3 Stainless Steel Propeller - Left Hand - 3-Blade - EX-1419-L - 14.25" x 19 Pitch - 31501922. Utilizing almost 40 years of race boat and high performance prop design expertise, our Express Mach3 series of props captures all the best techniques and technologies available to get the most out of your boat. Aggressive pitch angles, radical designs, sharp cup profiles. These three blade propellers excel at achieving maximum speed, while delivering Best-in-Class handling an