Riwall Nibral Hyperform Propeller 22 x 30 inch RH - PR22.30.28A Product description:The Riwall Nibral Hyperform Propeller 22 x 30 inch RH - PR22.30.28A is a high-quality propeller designed for optimum performance and reliability. The propeller is made of Nibral, a corrosion-resistant alloy that is perfect for use in salt water. Hyperform technology ensures more efficient operation and higher speed, resulting in more speed and thrust. Features: Material: Nibral (a corrosion-resistant alloy) Diameter: 22 inches Spool: 30 inches Rotation: Right-handed (RH) Number of blades: 3 Hub bore: 1 inch