"END ITEM IS LISTED AS A BOAT. 15.25 INCH DIAMETER, PITCH IS 17 INCHES. 3 BLADES, LEFT-HAND ROTATION, MODERATE HIGH RAKE WITH FULL TIP CUP, EXCELLENT LIFT, MOST COMPARABLE TO MERCURY MIRAGE. SURFACE FINISH IS POLISHED FINISH WHICH IS SHINY LIKE CHROME AND MORE CORROSION RESITANT THAN THE SATIN FINISH. MATERIAL IS STAINLESS STEEL."