Product details:

Proprietary Stainless Steel, TP17 Formulated to meet the exacting requirements of the New Express Mach3 and Mach4 designs. 20% higher chromium content than the competition - more shine, better corrosion resistance. Almost 250% Stronger and 5X more durable than run-of-the-mill stainless steel. This new material allows Turning Point's Engineers and Designers the freedom to produce radical new designs that will help you wring the most performance out of your boat. MaxSpeed Dyno Balance Processes Gives your boat a smoother running ride, higher top end speed, and increases fuel economy. This process is standard on every prop and is only offered as a costly option from other manufacturers. (Exclusive on all Mach3 and Mach4 Propellers) Best 'In-Class' Reversibility Recent tests reveal that new Express Mach Series Propellers have up to 46% more reverse thrust over competitive propeller designs. Tuned Vents for Fast Hole Shot Turning Point uses this race boat proven technology to increase low speed acceleration and hole shot. Use it to get your boat on plane faster, and to your favorite fishing spot quicker! (selected models only 13' through 16' diameter 15+ Pitch). Performance Tuned Rake Angles Higher rake angles tighten the vortex produced by the propellers, adding to boat lift and overall performance. High Flow-Through Barrel Exhaust System Maximising exhaust flow increases horsepower and top end speed. Tuned Progressive Pitch Angles Accelerating and channeling water to minimize slip increases performance and fuel economy.