Made of aluminium alloy, long lasting finish Tuned Vents Improve Handling and Boat Lift Good design, high quality, and perform well, lightweight motor propellers Pitch: 12INCH Rotation: R Number of : 3 Number of Spline Tooth: 10 Diameter: Approx. 9 7/8inch (250mm) Fittment: 20hp 1996 and er (10 tooth spline models only) 25hp 2 Stroke 1980 & er 25hp (4 stroke) 2001 & er (10 tooth spline models only) 30hp (4 stroke) 2001 & er (10 tooth spline models only) 30hp 2 Stroke 1979 & er Colour:White Material:Aluminum alloy Package Contents: 1 x propeller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.