Engineered to meet the needs of performance-driven boaters, Solas propellers deliver peak characteristics to a wide range of applications. Solas Aluminum Props are squeeze-casted to make them stronger and easier to repair than any other prop. Pressed rubber hub provides for long-lasting consistency. Applications20 hp 2-cyl '84-'9725 hp commercial '93 thru25 hp 2&3-cyl '84 thru30 hp 2-cyl '84 thru35 hp 2&3 cyl '76 thru Pressed rubber hub for consistency | 4-Blade Propeller, Pressed Rubber Hub / Aluminum, 10 dia x 13 pitch, Right Hand