SouthMarine 9 7/8x13-F Aluminum Alloy Propeller for Yamaha 20HP 25HP 30HP Outboard Motor 664-45949-02-00 664-45949-02-EL 9.875x13 Fit OEM part number: 664-45949-02-00 664-45949-02-EL Size: 9 7/8x13-F Material: Aluminum Alloy Number of Blade: 3, Number of Spline: 10 Rotation: Right-Hand, Through Hub Exhaust