4 Blades That Re-wrote the Rules.The props that put the “four” in Perfourmance!Unprecedented hole shot, lift, handling, ease of steering, and rough water stability.No top-end speed loss you experience with other manufacturers’ 4 blade propellers – keeps 3 blade top end speed.Lifts the entire boat higher out of the water.4 blade Dual Geometry prop that has 3 blade top end speed with fast hole shot and unmatched handling.Stronger materials, more corrosion resistance, higher gloss and new casting technology.Includes Turning Point’s cutting-edge designs.State-of-the-art casting technologies and race-proven finish and tuning practices to the Express line of props.Proprietary stainless steel, TP17T.Propellers fit Cox, Evinrude, Honda, Johnson, Mariner, Mercury, Mercruiser, Nissan, OMC, OXE, Parsun, Suzuki, Tohatsu,Volvo Penta, & Yamaha Outboards and Sterndrives.Uses 500 Installation/hub kits for applications under 200hp or 700 series Installation/hub kits for engines 200+hp.