Solas 14 x 23 4 blade RH Amita Aluminum Propeller - 8613-140-23 - SOLAS uses a state of the art squeeze casting process to make their Amita aluminum propellers stonger and tougher than traditional die cast props. SOLAS Amita aluminum propellers have 4 layers of paint. Using superior coatings on the Amita props ensures excellent anti-corrosion performance. Solas Amita Three Blade Aluminum Propeller - Exclusive Solas squeeze casting process - Wide blade design specifically for 4-stroke engines - Outstanding acceleration and top speed Solas Amita Four Blade Aluminum Propeller - Exclusive Solas squeeze casting process - Increased static thrust for heavy loads & maneuverability - Great stern lift and mid-range performance