Description:Tuned vents for fast hole shot.Improve handling and boat lift, A good choice for Yamaha outboard.Good design, high quality, and perform well, lightweight motor propellers.Made of aluminium alloy, long lasting finish.Specification:Material: Aluminium alloyColor: WhitePitch: 11 1/4Rotation: RNumber Of Blades: 3Number Of Spline Tooth: 10Diameter: Approx. 9 7/8 (237mm)Fitment:For Yamaha 20-30HP 664-45947-01-ELPackage Included:1 X Boat Propeller